Patents Issued in September 23, 1980
  • Dial caliper
    Patent number: D257010
    Type: Grant
    Filed: February 5, 1979
    Date of Patent: September 23, 1980
    Assignee: Mitutoyo Mfg. Co., Ltd.
    Inventors: Kozo Sibukawa, Goro Nishikata
  • Inside micrometer
    Patent number: D257011
    Type: Grant
    Filed: April 9, 1979
    Date of Patent: September 23, 1980
    Assignee: Mitutoyo Mfg. Co., Ltd.
    Inventor: Tetsunori Tanada
  • Combined digital and dial slide caliper
    Patent number: D257012
    Type: Grant
    Filed: May 16, 1979
    Date of Patent: September 23, 1980
    Assignee: Mitutoyo Mfg. Co., Ltd.
    Inventors: Kozo Sibukawa, Goro Nishikata
  • Engine exhaust emission analyzer
    Patent number: D257013
    Type: Grant
    Filed: July 28, 1978
    Date of Patent: September 23, 1980
    Assignee: Sun Electric Corporation
    Inventors: James R. Shaffer, David E. Maxwell, Lee Radtke
  • Circuit tester
    Patent number: D257014
    Type: Grant
    Filed: October 16, 1978
    Date of Patent: September 23, 1980
    Assignee: General Electric Company
    Inventors: Robert C. Cressman, Joseph P. Stefani
  • Bracelet or similar article
    Patent number: D257015
    Type: Grant
    Filed: July 19, 1979
    Date of Patent: September 23, 1980
    Inventor: Josef F. Barr
  • Necklace
    Patent number: D257016
    Type: Grant
    Filed: September 25, 1978
    Date of Patent: September 23, 1980
    Inventor: Josef J. Barr
  • Bracelet or similar article
    Patent number: D257017
    Type: Grant
    Filed: January 12, 1979
    Date of Patent: September 23, 1980
    Inventor: Josef J. Barr
  • Spinning finger ring
    Patent number: D257018
    Type: Grant
    Filed: November 17, 1978
    Date of Patent: September 23, 1980
    Inventor: Josef J. Barr
  • Finger ring or similar article
    Patent number: D257019
    Type: Grant
    Filed: November 8, 1978
    Date of Patent: September 23, 1980
    Inventor: Josef J. Barr
  • Finger ring
    Patent number: D257020
    Type: Grant
    Filed: December 4, 1978
    Date of Patent: September 23, 1980
    Inventor: Josef J. Barr
  • Finger ring
    Patent number: D257021
    Type: Grant
    Filed: January 12, 1979
    Date of Patent: September 23, 1980
    Inventor: Josef J. Barr
  • Finger ring or similar article
    Patent number: D257022
    Type: Grant
    Filed: November 8, 1978
    Date of Patent: September 23, 1980
    Inventor: Josef J. Barr
  • Earring or similar article
    Patent number: D257023
    Type: Grant
    Filed: November 8, 1978
    Date of Patent: September 23, 1980
    Inventor: Josef J. Barr
  • Dangle earring
    Patent number: D257024
    Type: Grant
    Filed: December 4, 1978
    Date of Patent: September 23, 1980
    Inventor: Josef J. Barr
  • Pendant
    Patent number: D257025
    Type: Grant
    Filed: December 4, 1978
    Date of Patent: September 23, 1980
    Inventor: Josef J. Barr
  • Earring
    Patent number: D257026
    Type: Grant
    Filed: January 12, 1979
    Date of Patent: September 23, 1980
    Inventor: Josef J. Barr
  • Combined astrological and black heritage symbolic figure
    Patent number: D257027
    Type: Grant
    Filed: August 23, 1978
    Date of Patent: September 23, 1980
    Inventor: Harvey L. Jones
  • Ceiling winch
    Patent number: D257028
    Type: Grant
    Filed: September 8, 1978
    Date of Patent: September 23, 1980
    Inventor: Scott Row
  • Canoe
    Patent number: D257029
    Type: Grant
    Filed: March 3, 1978
    Date of Patent: September 23, 1980
    Assignee: Sawyer Canoe Company
    Inventor: Robert D. Gramprie
  • Combined fishing float carrier and rack for attachment to boats
    Patent number: D257030
    Type: Grant
    Filed: March 23, 1978
    Date of Patent: September 23, 1980
    Inventor: Joan K. Hutmacher
  • Pneumatic tube
    Patent number: D257031
    Type: Grant
    Filed: August 29, 1977
    Date of Patent: September 23, 1980
    Inventor: Claude E. Maynard, Jr.
  • Automotive wheel center
    Patent number: D257032
    Type: Grant
    Filed: January 24, 1979
    Date of Patent: September 23, 1980
    Inventor: Richard G. Weld
  • Wheel cover
    Patent number: D257033
    Type: Grant
    Filed: February 9, 1979
    Date of Patent: September 23, 1980
    Inventor: Stanley B. Grueninger
  • Circuit testing connector head
    Patent number: D257034
    Type: Grant
    Filed: September 18, 1978
    Date of Patent: September 23, 1980
    Assignee: The Siemon Company
    Inventor: Robert H. Knickerbocker
  • Two prong electric plug
    Patent number: D257035
    Type: Grant
    Filed: December 26, 1978
    Date of Patent: September 23, 1980
    Assignee: General Electric Company
    Inventors: Michael J. Ostrelich, Donald F. Smith, Lawrence P. Mellyn
  • Heavy duty electric plug
    Patent number: D257036
    Type: Grant
    Filed: December 26, 1978
    Date of Patent: September 23, 1980
    Assignee: General Electric Company
    Inventors: Donald F. Smith, Michael Ostrelich, Lawrence P. Mellyn
  • Miniature electric guitar amplifier
    Patent number: D257037
    Type: Grant
    Filed: June 28, 1978
    Date of Patent: September 23, 1980
    Inventor: Peter J. Skulski
  • Bracket for print head
    Patent number: D257038
    Type: Grant
    Filed: March 20, 1978
    Date of Patent: September 23, 1980
    Inventor: Harvey H. Leblanc
  • Television image projector
    Patent number: D257039
    Type: Grant
    Filed: February 21, 1978
    Date of Patent: September 23, 1980
    Assignee: Associated American Industries, Inc.
    Inventor: Ross J. Petrie
  • Facsimile machine
    Patent number: D257040
    Type: Grant
    Filed: June 23, 1978
    Date of Patent: September 23, 1980
    Assignee: Burroughs Corporation
    Inventor: Robert W. Paterson
  • Quilting frame
    Patent number: D257041
    Type: Grant
    Filed: January 31, 1979
    Date of Patent: September 23, 1980
    Inventors: Orlan S. Nielsen, Lyle D. Nielsen, Lyle J. Nielsen
  • Machine tool
    Patent number: D257042
    Type: Grant
    Filed: July 19, 1976
    Date of Patent: September 23, 1980
    Assignee: Kearney & Trecker Corporation
    Inventors: Earl R. Lohneis, Frank Zankl, Clifford B. Stevens, Thomas J. Green
  • Shaft position transducer housing
    Patent number: D257043
    Type: Grant
    Filed: March 6, 1978
    Date of Patent: September 23, 1980
    Assignee: Servo Products Company
    Inventor: Glenn R. Whiteley
  • Magnifier
    Patent number: D257044
    Type: Grant
    Filed: April 10, 1978
    Date of Patent: September 23, 1980
    Assignee: Bausch & Lomb Incorporated
    Inventor: Edwin A. Speaker
  • Electronic calculating machine
    Patent number: D257045
    Type: Grant
    Filed: December 13, 1978
    Date of Patent: September 23, 1980
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Matafumi Ikeda, Tsutomu Yamasaki
  • Document clip
    Patent number: D257046
    Type: Grant
    Filed: May 4, 1978
    Date of Patent: September 23, 1980
    Assignee: Produnik Aktiebolag
    Inventor: Rune J. Olsson
  • Signpost with profiled configuration
    Patent number: D257047
    Type: Grant
    Filed: November 10, 1977
    Date of Patent: September 23, 1980
    Assignee: Norsk Hydro A.S.
    Inventor: Saemund Stenersen
  • Game board
    Patent number: D257048
    Type: Grant
    Filed: May 12, 1978
    Date of Patent: September 23, 1980
    Inventor: William D. Putnam
  • Toy vehicle
    Patent number: D257049
    Type: Grant
    Filed: August 28, 1978
    Date of Patent: September 23, 1980
    Assignee: Tomy Kogyo Co., Inc.
    Inventor: Tetsuo Okado
  • Golfclub
    Patent number: D257050
    Type: Grant
    Filed: August 15, 1977
    Date of Patent: September 23, 1980
    Inventor: Edward L. Cicero
  • Skateboard truck
    Patent number: D257051
    Type: Grant
    Filed: November 28, 1977
    Date of Patent: September 23, 1980
    Inventor: Jack R. Chambers
  • Ski shoe attachment for skateboards
    Patent number: D257052
    Type: Grant
    Filed: July 10, 1978
    Date of Patent: September 23, 1980
    Inventor: Delbert Schrishuhn, Jr.
  • Outdoor play device or the like
    Patent number: D257053
    Type: Grant
    Filed: September 5, 1978
    Date of Patent: September 23, 1980
    Inventor: James D. Ezell
  • Combination pool and sandbox
    Patent number: D257054
    Type: Grant
    Filed: December 8, 1978
    Date of Patent: September 23, 1980
    Assignee: Martin Yale Industries, Inc.
    Inventor: Bruno Ferretti
  • Combination pool and sandbox
    Patent number: D257055
    Type: Grant
    Filed: December 8, 1978
    Date of Patent: September 23, 1980
    Assignee: Martin Yale Industries, Inc.
    Inventor: Bruno Ferretti
  • Knife
    Patent number: D257056
    Type: Grant
    Filed: June 5, 1978
    Date of Patent: September 23, 1980
    Inventor: Jefferson Spivey
  • Pipe test cap
    Patent number: D257057
    Type: Grant
    Filed: August 15, 1977
    Date of Patent: September 23, 1980
    Inventor: Duane D. Logsdon
  • Bathtub
    Patent number: D257058
    Type: Grant
    Filed: October 24, 1978
    Date of Patent: September 23, 1980
    Inventor: Arthur S. Laver
  • Heater
    Patent number: D257059
    Type: Grant
    Filed: May 1, 1978
    Date of Patent: September 23, 1980
    Assignee: Firma Petz Electro
    Inventor: Hans U. Schade