Identification Or Credit-type Card Patents (Class D19/10)
  • Patent number: D251121
    Type: Grant
    Filed: November 2, 1976
    Date of Patent: February 20, 1979
    Inventor: Arthur L. Smith
  • Patent number: D259128
    Type: Grant
    Filed: August 16, 1979
    Date of Patent: May 5, 1981
    Assignee: Dart Industries Inc.
    Inventor: Robert H. C. M. Daenen