Magnet Patents (Class D13/183)
  • Magnet pick-up
    Patent number: D307417
    Type: Grant
    Filed: November 4, 1986
    Date of Patent: April 24, 1990
    Inventor: John S. Doyel
  • Combined magnet and holder
    Patent number: D307745
    Type: Grant
    Filed: May 21, 1987
    Date of Patent: May 8, 1990
    Assignee: Adams Mfg.
    Inventor: William E. Adams