Patents Assigned to Mint Finder Inc.
  • Card gage
    Patent number: 4896428
    Abstract: A gage for use by collectors of picture cards of sports celebrities adapted to gage the uniformity of margins on such cards without damage to the edges or the corners thereof.
    Type: Grant
    Filed: January 13, 1989
    Date of Patent: January 30, 1990
    Assignee: Mint Finder Inc.
    Inventor: John R. Peterson