Independently Closable Compartments Patents (Class 150/117)
  • Patent number: 6123127
    Abstract: A bag includes a casing pivotally secured to one side portion for allowing the cellular phone to be engaged into and removed from the casing without opening the bag. A housing is secured in the bag, and a casing includes a bottom portion pivotally coupled to the housing at a hinge line. The upper portion of the casing is detachahly secured to the bag for opening the casing. One or more fasteners are secured to the bag, and the casing includes one or more curved slots for slidably receiving the fasteners and for pivotally coupling the casing to the bag.
    Type: Grant
    Filed: April 2, 1999
    Date of Patent: September 26, 2000
    Inventor: Ken Jui Su
  • Patent number: 6047752
    Abstract: Disclosed is a handbag system having a substantially rectangular body with an open middle compartment. Within the middle compartment are a plurality of sub-compartments sized for holding various personal safety items such as mace, a wireless phone and a pager. A closure flap is provided for partially covering the middle compartment. The closure flap is sized and arranged to allow unrestricted access to those personal safety items which are adjacent to the sides of the body when the closure flap is in a closed position. A closeable front and rear compartment are provided to store other miscellaneous personal items.
    Type: Grant
    Filed: April 21, 1998
    Date of Patent: April 11, 2000
    Inventor: Linda S. Southwick
  • Patent number: 6035809
    Abstract: A leash pouch for containing disposable bags and animal waste when walking animals. The leash pouch attaches to a leash using a mounting device to free the pet owner's hands. A disposable bag compartment is on the first side of the pouch and a waste compartment is located on the second side of pouch. The pet owner picks up the waste with a disposable bag and places it in the waste compartment for later disposal. The leash pouch is convenient, lightweight, washable and durable.
    Type: Grant
    Filed: December 19, 1996
    Date of Patent: March 14, 2000
    Assignee: Ricki Hope Gale
    Inventors: Allison Marie Fingerett, Ricki Hope Gale, Steven Asher Fingerett
  • Patent number: 5911262
    Abstract: A new handbag for allowing a user to organize and store the contents of a purse so that the contents may be easily transferred between variously designed and colored handbags. The inventive device includes an inner handbag disposed within an outer handbag. The inner handbag includes an inner shell with front and rear storage flaps pivotally coupled thereto. The inner shell defines an inner compartment for holding items and the front and rear storage flaps have loops, pockets, and pouches for holding items such as cosmetics, credit cards, and checkbooks. The outer handbag includes an outer shell and a closure flap. The inner shell is disposed within the main compartment of the outer shell. The front storage flap is inserted through a front slot in the front panel of the outer shell. Similarly, the rear storage flap is inserted through a rear slot in the rear panel of the outer shell.
    Type: Grant
    Filed: February 26, 1998
    Date of Patent: June 15, 1999
    Inventor: Elyse A. Steinhart
  • Patent number: 5873504
    Abstract: A carrying bag (20) formed of flexible material includes an upper compartment (86) and a lower compartment (90) separated by a dividing wall (86). A zippered closure (27) extending around three sides of the bag allows access to the lower compartment and permits the upper compartment to be pivoted away from the lower compartment. The lower compartment includes a unitary, divided tray (84) for storing articles therein. A detachable article, such as a wearable pouch (42), is releasably attached to one side of the bag by means of quick-release clip locks (30). The pouch includes a pocket (65) for storing a strap assembly (68, 70) which may be deployed around the waist of a user to convert the pouch to a fanny pack.
    Type: Grant
    Filed: May 2, 1996
    Date of Patent: February 23, 1999
    Inventor: Edmund L. Farmer
  • Patent number: 5865314
    Abstract: An injectable medication carrying case is disclosed which includes a top panel, a bottom panel opposing the top panel, two opposing side panels, two opposing end panels, and a thermally-insulating divider panel. The top panel, bottom panel, side panels and end panels can be joined together in standard fashion at respective edges of the carrying case. The divider panel partitions the body portion of the case into two distinct thermally-insulated sides. In this arrangement, the patient is able to selectively store his injectable medication supplies in a unitary carrying case, as opposed to a plurality of carrying cases.
    Type: Grant
    Filed: June 21, 1996
    Date of Patent: February 2, 1999
    Assignee: MEDport, Inc.
    Inventor: Jeffrey M. Jacober
  • Patent number: 5855276
    Abstract: A carrier comprising a bag simulative of an animal includes a plurality of storage compartments for holding baby items. A rigid tray may be provided internally within the main body cavity of the carrier, for the carriage and storage of various bulky articles such as clothing, blankets, diapers, etc. Additional forward and rearward storage areas depend from the main tray, downward into forward and rearward leg areas each of which preferably extend the width of the body, for greater structural strength and storage capacity for the carrier. The forward and rearward areas may each include one or more additional removable supplemental storage racks or trays, for the storage and containment of baby food jars, bottles, etc. One or more of these compartments may be insulated to maintain the cold or heat desired for the storage of a given food product or other article. The carrier may have a smaller bag around its neck for holding a blanket or other item.
    Type: Grant
    Filed: November 25, 1997
    Date of Patent: January 5, 1999
    Inventor: Gerald Vincent Smith, Jr.
  • Patent number: 5829502
    Abstract: A new organizer handbag is provided for organizing items stored therein and providing quick and easy access to such items. The inventive device includes a first-half member and a second-half member hingedly coupled along adjacent bottom edges and releasably joined along adjacent perimeter edges so as to cooperatively define a primary storage compartment. The first-half member and the second-half member are cooperatively and hingedly openable between a closed, generally upright position and an open, generally flat position. A plurality of internal storage compartments adapted for holding small items are provided on the inner surfaces of the first-half member and the second-half member whereby quick and easy access to small items stored within the plurality of internal storage compartments is possible. An inner pouch is contained within the primary storage compartment and is removable for convenient carrying thereof.
    Type: Grant
    Filed: March 13, 1997
    Date of Patent: November 3, 1998
    Inventors: Sylvia Ruth Distefano, Dominic Distefano
  • Patent number: 5829657
    Abstract: A display device and article carrier combination includes a body having front and rear walls, the walls being connected at side edges and bottom edges thereof thereby defining a pouch having a closed bottom, closed sides and an open top portion. An envelope structure is coupled to and extends generally adjacent to the body. The envelope structure has a front panel and a rear panel. Certain edges of the front panel and the rear panel are joined together so as to define a pocket having an opening in which an article may be inserted. At least one of the panels is transparent such that when disposed in the pocket, the article may be visible through the panel. Suspending structure is coupled to the body and/or the envelope structure and forms a loop such that the combination may be suspended from the neck of a user.
    Type: Grant
    Filed: June 13, 1997
    Date of Patent: November 3, 1998
    Inventor: Arthur H. Romer, Jr.
  • Patent number: 5706935
    Abstract: A personal article receptacle including a case having a front side and a back side, and an eyeglass holder affixed to the interior of the case. The eyeglass holder has a front generally rigid side and a back generally rigid side. The front and back sides define an eyeglass receiving space therebetween. The eyeglass holder has an edge affixed to a bottom side of the case. The eyeglass holder extends upwardly from the bottom side. The eyeglass holder is positioned generally centrally between the front side and the back side and has an opening facing the top of the case. A section of flexible material extends between the front and back rigid sides and includes a zipper extending therealong.
    Type: Grant
    Filed: February 20, 1996
    Date of Patent: January 13, 1998
    Inventor: Carol Lorton
  • Patent number: 5409153
    Abstract: A men's purse is disclosed which is typically carried on a waist belt along the leg of the carrier. The men's purse includes a rear oblong compartment and a slim front compartment. The rear compartment has a zipped top opening for gaining access therein and the slim front compartment is formed by a flap which is zippered to the rear compartment. If the flap zipper is opened, the flap may be swung open to gain access to contents stored within the slim compartment.
    Type: Grant
    Filed: November 15, 1993
    Date of Patent: April 25, 1995
    Inventor: George Ristich
  • Patent number: 5161656
    Abstract: A carrying case which in particular may be used by a visitor to a trade show where numerous sizes and shapes of objects are distributed for the visitor to take home, some of which are large posters or comparable objects which are preferably carried in the rolled up condition. The case includes various slots for holding disks, business cards, paper and pens, etc. A key point of novelty in the present invention is the use of an attachable cylindrical holder which essentially consists of a cylindrical body formed of semi-rigid material such as thick nylon, and having attaching snaps that enable the cylindrical member to be attached to the case. Alternatively, the entire case can be made of one piece construction wherein the cylindrical holder is permanently attached to the main case.
    Type: Grant
    Filed: February 12, 1991
    Date of Patent: November 10, 1992
    Inventor: Barry H. Brenner
  • Patent number: 5159999
    Abstract: A container with a tube insert for holding various articles is provided which consists of a receptacle in which material is held and carried therein. A structure, incorporated within the receptacle, is for holding an article therein. A mechanism, incorporated to the receptacle and in conjunction with the holding structure, is for removing the article therefrom without a person having to open the receptacle.
    Type: Grant
    Filed: November 12, 1991
    Date of Patent: November 3, 1992
    Inventor: Bernard Voigt
  • Patent number: 5143188
    Abstract: A bag which has an outer envelope and at least two inner pouches housed therein, with the second inner pouch extending on the side of and beneath the first inner pouch. Each pouch is independently accessible through a closure device.
    Type: Grant
    Filed: November 6, 1991
    Date of Patent: September 1, 1992
    Assignee: Francois Marot S.A.
    Inventor: Jean-Louis Robinet
  • Patent number: 5109961
    Abstract: A suitcase including a plurality of independently, selectively accessible compartments defined by a pair of opposed sides and having retaining devices for securing articles in the compartments with respect to the sides of the suitcase, a handle attached to the sides of the suitcase for supporting such sides and for allowing the suitcase to be carried by the handle, wheels mounted on the suitcase for supporting the suitcase on the ground and a pull strap attached to the sides of the suitcase at forward and rearward points or attachment for manually pulling the suitcase along the ground.
    Type: Grant
    Filed: September 4, 1990
    Date of Patent: May 5, 1992
    Inventor: Mady I. Bergman
  • Patent number: 5105919
    Abstract: A duffle bag comprised of a top wall, a bottom wall, front and back side walls, and end walls constructed to define a main storage compartment and separate end storage compartments, and at least one of the end storage compartments includes wheel assembly means for transporting the duffle bag. A further aspect of the duffle bag includes end storage compartments which are rigid and will pop open automatically when unfastened to provide a large opening to facilitate packing.
    Type: Grant
    Filed: September 12, 1990
    Date of Patent: April 21, 1992
    Assignee: The Baltimore Luggage Company
    Inventors: Harvey J. Bomes, Jack L. Barber
  • Patent number: 5060767
    Abstract: Soft luggage has a fabric side wall. Two pockets are stitched to the side wall. Each pocket has a crescent-shaped upper edge and a crescent-shaped lid hinged to the side wall. A slide fastener connects the lid to the crescent-shaped upper edge to close the pocket.
    Type: Grant
    Filed: February 6, 1990
    Date of Patent: October 29, 1991
    Assignee: American Tourister, Inc.
    Inventors: John V. Pulichino, Jr., Joy Tong
  • Patent number: 5050998
    Abstract: A dual laundry bag has a front panel, a rear panel and a center panel which divides the dual laundry bag into two or more compartments. The top of the dual laundry bag includes a drawstring closure and a pair of grommets. The bottom of each compartment includes a zipper closure which facilitates discharging each compartment individually. The rear panel includes a pair of adjustable carrying straps and the front panel includes a flap and an adjustable belt for attachment of clothing which has been hung on hangers to the dual laundry bag.
    Type: Grant
    Filed: July 16, 1990
    Date of Patent: September 24, 1991
    Inventor: Boaz Wachtel
  • Patent number: 5048582
    Abstract: A compartmented handbag having a plurality of interior compartments includes a directional map that identifies the contents and/or locations of the compartments within the handbag, making the contents of the compartments easily accessible. The compartments are numbered and the directional map includes a list of the numbered compartments and identifying indicia which is individually correlated to correspond with the compartments.
    Type: Grant
    Filed: December 26, 1990
    Date of Patent: September 17, 1991
    Inventor: Georgia L. Whitfield
  • Patent number: 5046620
    Abstract: A portemonnaie assembly includes a substantially flat housing defined by an integral outer member forming front and rear panels with the rear panel extending to provide a closure flap foldable over the top access to a storage area therein. A unitary partition and privacy member anchored within the storage area permits the placement, storage and removal of personal hygiene articles of minimum dimensions, within the storage area and to one side of the partition section with the privacy section being foldable thereover to provide non-viewable sequestering of these articles. Preferably, these articles include a miniature tampon and feminine napkin together with a pair of disposable panties such that the user will be prepared for unexpected menses. Other, more frequently accessed articles such as cosmetics, are placed adjacent the outer surface of the privacy section and readily accessible without disturbing or exposing the personal hygiene articles.
    Type: Grant
    Filed: September 17, 1990
    Date of Patent: September 10, 1991
    Inventor: William A. Barabino
  • Patent number: 5038842
    Abstract: A nesting bag comprises a 3-bag combination and a strap. The three bags of the combination are so dimensioned that they are slidably disposed within one another, leaving two suitable spaces between the bottoms of the inner and middle bags as well as between the bottoms of the middle and outer bags respectively. The spaces grow larger when and after the inner and middle bas are pulled upwards relative to the middle and outer bags respectively. U-shaped zippers are horizontally provided on the top and bottom of the inner bag and on the bottom of the middle bag. When these zippers are pulled closed, the three bags can be used separately and when they are pulled open, the three bags can be used as a single, larger unit, instead. A U-shaped zipper is vertically provided on one side of the outer bag for conveniently putting objects into and taking them out of the outer bag.
    Type: Grant
    Filed: October 27, 1989
    Date of Patent: August 13, 1991
    Inventor: Yueh Huang
  • Patent number: 5022528
    Abstract: A bag for separately storing electronic recording devices (usually in their boxes) and liquid containers. The bag is provided with an insulated box, for storing the liquid containers, formed from a first base, four insulated walls, extending from and fixedly connected to the base, and a first flap pivotally fixed to one end of an insulated wall distant from the first base. The insulated walls are formed of insulating material having a waterproof inner surface. The flap in a first position is adapted to provide access to the box for insertion and removal of the liquid containers; and in a second position is adapted to prevent the liquid containers from falling from the insulated box. The insulated box is fixed to a storage case adapted for storing the electronic recording devices. The storage case is formed from a second base, four walls extending from and fixedly connected to the second base, and a second flap pivotally fixed to one wall distant from the second base.
    Type: Grant
    Filed: April 12, 1990
    Date of Patent: June 11, 1991
    Assignee: Posso Corporation
    Inventor: Steven Savoy
  • Patent number: 5020673
    Abstract: A carrying case for carrying personal items includes three hinged, generally planar, semi-rigid panel members having a plurality of pockets thereon to receive and hold items to be carried. The members may be folded to a folded or closed condition wherein the members overlap one another in side-by-side configuration to form a relatively compact case during transportation and storage or the members may be unfolded to an open condition to allow access to the members and to support the members in an upright position. In the open, upright position, the invention serves as a conveniently accessed dispenser for its contents. In the closed position, the invention conforms in general shape to its contents, thus taking up less space than a rigid case when not full, yet offering protection to the contents. The pockets of the case can include transparent windows so that a user can see what is in a pocket without having to open the pocket and remove the contents.
    Type: Grant
    Filed: March 15, 1990
    Date of Patent: June 4, 1991
    Inventor: David R. Adams
  • Patent number: 4966260
    Abstract: A travel bag has a plurality of internal compartments and can be reformed to provide different configurations for those compartments. In one configuration, four compartments are arranged side-by-side, with the pairs of compartments being mirror images of one another. The inner compartments enclose cavities which are pointed at their upper and bottom ends, while the outer compartments are expanded to have a rectangular cross-sectional configuration. Dart-like seams formed at corners of the outer expanded compartments maintain the rectangular cross-sectional configuration. The opposing compartment pairs are joined together by upper and lower wall portions forming a hinged connection therebetween. A first sliding fastener provides access to both inner compartments, while second and third sliding fasteners provide access to respective outer compartments. The three sliding fasteners are arranged parallel to each other so as to be upwardly facing.
    Type: Grant
    Filed: March 15, 1989
    Date of Patent: October 30, 1990
    Assignee: Amity Leather Products Co.
    Inventor: Raymond W. Young
  • Patent number: 4951811
    Abstract: A combined eye glass, contact lens and contact lens accessories case comprising a foldable member which may be moved between open and closed positions and which has compartments formed therein to enable eye glasses to be stored therein as well as a contact lens case, a cleaning solution bottle and a wetting solution bottle. A mirror is also provided on the interior of the case.
    Type: Grant
    Filed: September 29, 1989
    Date of Patent: August 28, 1990
    Inventor: Dale O. Lines
  • Patent number: 4938326
    Abstract: A carrying case comprises an octagonal shaped body fitted with an octagonal shaped lid, a trapezoidal shaped compartment being located on an octagonal shaped surface of the octagonal shaped lid. The compartment is fitted with a trapezoidal shaped lid. The entire perimeter of the trapezoidal shaped lid is defined by four slanting surfaces each which forms an obtuse angle with the octagonal shaped surface of the octagonal shaped lid. Each of the slanting surfaces has an outer edge parallel to an edge of the octagonal shaped surface of the lid. The body includes a wall perpendicular to the octagonal shaped surface and on which is mounted a carrying handle for the carrying case. The carrying handle is substantially L-shaped and has a shorter leg oriented perpendicualar to and fixed to the aforementioned wall and a longer leg spaced from and oriented parallel to the aforementioned wall and has its major dimension in a plane parallel to the plane of the octagonal shaped surface.
    Type: Grant
    Filed: March 20, 1989
    Date of Patent: July 3, 1990
    Assignee: MP Lizenzen- und Reisegepaeck Vertriebs GmbH
    Inventor: Michael Pfeiffer
  • Patent number: 4872538
    Abstract: An article of luggage has first and second side walls joined by a joining wall. In preferred embodiments, the luggage further included a zipper positioned against the inner surface of the first side wall and forming a closure to a pocket of dimension similar to that of the side wall, and the joining wall includes a second zipper or gusset. A method of forming an article of luggage is also described.
    Type: Grant
    Filed: February 26, 1988
    Date of Patent: October 10, 1989
    Assignee: JLF Designs, Inc.
    Inventor: James L. Fournier
  • Patent number: 4821853
    Abstract: A travel bag has a plurality of internal compartments and can be reformed to provide different configurations for those compartments. In one configuration, four compartments are arranged side-by-side, with the pairs of compartments being mirror images of one another. The inner compartments enclose cavities which are pointed at their upper and bottom ends, while the outer compartments are expanded to have a rectangular cross-sectional configuration. Dart-like seams formed at corners of the outer expanded compartments maintain the rectangular cross-sectional configuration. The opposing compartment pairs are joined together by upper and lower wall portions forming a hinged connection therebetween. A first sliding fastener provides access to both inner compartments, while second and third sliding fasteners provide access to respective outer compartments. The three sliding fasteners are arranged parallel to each other so as to be upwardly facing.
    Type: Grant
    Filed: June 10, 1987
    Date of Patent: April 18, 1989
    Assignee: Amity Leather Products Co.
    Inventor: Raymond W. Young
  • Patent number: 4805749
    Abstract: An improved tube shape duffel-type travel or sports bag is disclosed which features an oblong softsided central compartment having access through the top thereof, and a pair of matching smaller compartments, one each on the opposing ends of the oblong central compartment. The opposing compartments have circumferential zippered openings therearound. In the improvement of the invention one of the end compartments includes a plurality of pockets/dividers therein for selective positioning of user materials in each as desired. The opposing smaller compartment on the opposite end of the bag includes therein an expansible wall constructed in connection and cooperation with one end wall of the main central compartment. The expansible wall includes a collapsible pocket, preferably made of waterproof material, which is capable of extending into the main compartment and expanding therein as desired, preferably for positioning worn clothing or accessories therein.
    Type: Grant
    Filed: October 1, 1984
    Date of Patent: February 21, 1989
    Assignee: Kingport International Corporation
    Inventor: Edward L. Gerch
  • Patent number: 4801059
    Abstract: A pocket calculator holder for selectively detachably securing the holder to a waist belt of a user or to a shoulder strap provides for the use of a holder body having a closed bottom, closed sides and an open top. The holder body is secured to the shoulder strap or to a wearer's belt through the use of a pair of spaced-apart strips attached to the back portion of the holder body. One of the ends of the strips is securedly attached to the back portion of the holder body, while the second end is provided with a fastener element to fasten with a co-aligned mating fastener element attached to the back portion of the holder body. The second embodiment provides for the use of a pair of spaced apart strips mounted on an underside of a flap which is securedly attached to a back portion of the holder body. The strips on the underside of the flap form loops with the underside of the flap for receiving a shoulder strap therein.
    Type: Grant
    Filed: November 16, 1987
    Date of Patent: January 31, 1989
    Inventor: Leonard E. Hayes
  • Patent number: 4782874
    Abstract: A small, flat purse or wallet, having internal compartments with closeable openings adapted for holding and carrying a variety of small personal articles, such as keys, change, passports and the like, includes a larger tote bag attached to the purse in a flat, folded condition and contained entirely within one of the compartments. When the bag is fully deployed from the compartment and turned inside out, the purse is securely disposed flat against an inside surface of the bag, with the openings into the compartments accessible only from within the bag. After use, the bag is folded back into the purse for storage and reuse.
    Type: Grant
    Filed: September 16, 1987
    Date of Patent: November 8, 1988
    Inventor: Elisibeth Chartier
  • Patent number: 4781277
    Abstract: A nappy or diaper changing bag is made from a soft quilted plastic material and comprises two closable storage compartments connected at their undersides by a mat on which the baby being changed is placed. Foldable end flaps support the baby's head and legs, respectively. Nappies or diapers and ointments can be stored in the compartments and feeding bottles in wells provided in the end of one of the compartments. During transportation of the bag, the flaps are folded over the mat and one compartment is placed over the other compartment and held in place by fastenings. Handles attached to the lower part of the bag enable it to be carried.
    Type: Grant
    Filed: July 15, 1987
    Date of Patent: November 1, 1988
    Inventor: Hooi H. Lim
  • Patent number: 4779655
    Abstract: A convenient beltless sports accessory wallet adapted for easy fitting over the waistband of an article of clothing, such as trousers or a skirt, comprised of an outer pliable fabric panel with an outer pocket, an intermediate pliable fabric panel with pockets thereon, and an inner pliable fabric panel with pockets thereon wherein all three panels are fixed together at their top edges to permit the wallet to straddle the waistband of an article of clothing while the outer and intermediate panels hang outside the clothing and the inner panel comfortable hangs inside the clothing snugly against the body.
    Type: Grant
    Filed: May 18, 1987
    Date of Patent: October 25, 1988
    Inventor: Gaylen R. Olson
  • Patent number: 4762210
    Abstract: The present invention relates to a small, rigid case having a rectangular parallelepiped shape that includes a first central front partition and two lateral partitions, a second central rear partition with two lateral partitions, and an additional lateral partition on each respective side of the case defining an additional compartment which is in turn divided internally into a number of compartments. The first central front partition defines a front central compartment that is also divided into parts and provided with a number of seats or housings for crystal-ware. The second central rear partition and lateral partitions thereof have band-type or clamp-type fasteners. Another partition having a convex shape is provided on the top portion of the case. The small rigid case is particularly designed for satisfying the requirements of professional tasters and preparers of alcoholic drinks who give their advice in wine-shops or in wine industries or on similar premises of various kinds.
    Type: Grant
    Filed: April 21, 1987
    Date of Patent: August 9, 1988
    Inventor: Maria Boitani
  • Patent number: 4739809
    Abstract: A handbag is disclosed which is essentially rectangular with a large central compartment having a top opening. Shallow internal compartments are spaced around the periphery of the opening to hold small items for easy access through the opening. In addition, flat external compartments with slots and flap closures are provided for sheet material which sheet material may be retrieved through the slots in single fashion.
    Type: Grant
    Filed: June 4, 1986
    Date of Patent: April 26, 1988
    Inventor: Janice Adams
  • Patent number: 4738342
    Abstract: The present invention is a small rigid portable ladies' case having a top portion, two side portions, a front central portion and a rear central portion. The top portion and the side portions have a convex configuration, while the front and the rear central portions have a flat configuration. The front surface of the top portion and the front surface of the side portions from convering walls respectively of a first, a second and a third corresponding cavity. The bottom wall of the first, second and third cavities is the rear surface of the top portion and of the side portions. Additionally, the cover of the front central portion has a flat shape and can be opened outwards of a fourth rectangular inside cavity. The rear central portion opens in a bellows-like manner towards the outside as the case includes bellows-shaped partitions. The small rigid portable case is particularly suitable for keeping documents, papers, and person belongings which a woman may require during business travel.
    Type: Grant
    Filed: January 14, 1987
    Date of Patent: April 19, 1988
    Inventor: Maria Boitani