Patents Assigned to Interplay Design Limited
  • Building structure
    Patent number: 4337941
    Abstract: A building structure comprises upright members and mutually perpendicular horizontal members having notches at adjacent ends shaped to receive one of the upright members. Fasteners connect each of the horizontal members to the one upright member. The fasteners are elongate and extend from each horizontal member into the one upright member in the direction of the perpendicular horizontal members and towards the center of the one upright member. The fasteners are at an angle of substantially 45.degree. with the horizontal members.
    Type: Grant
    Filed: May 22, 1980
    Date of Patent: July 6, 1982
    Assignee: Interplay Design Limited
    Inventor: Zoltan Kitka
  • Slide with side rails
    Patent number: D260276
    Type: Grant
    Filed: September 24, 1979
    Date of Patent: August 18, 1981
    Assignee: Interplay Design Limited
    Inventors: Roger D. Gehlbach, Zoltan Kitka