Patents Assigned to Repla Designs Limited
  • Window frame structure
    Patent number: 4143493
    Abstract: An improved window structure is provided which has an external and internal frame surrounding a plural glazed sealed element. The internal frame has abutting joints. The junction between the abutting frame members is accomplished by a screw engaging a tongue. The tongue is capable of movement to compensate for temperature variations or relative movement between frame members.
    Type: Grant
    Filed: February 1, 1978
    Date of Patent: March 13, 1979
    Assignee: Repla Designs Limited
    Inventor: Arie Booi