Patents Assigned to A-Teknik Alf Sundberg Aktiebolag
  • Corner lock for frames
    Patent number: D267764
    Type: Grant
    Filed: December 10, 1980
    Date of Patent: February 1, 1983
    Assignee: A-Teknik Alf Sundberg Aktiebolag
    Inventor: Alf H. Sundberg