Ophthalmic Patents (Class D24/150)
  • Patent number: D319874
    Type: Grant
    Filed: September 19, 1988
    Date of Patent: September 10, 1991
    Assignee: Cambridge Instruments Inc.
    Inventor: Werner Hoelbl
  • Patent number: D328644
    Type: Grant
    Filed: October 10, 1989
    Date of Patent: August 11, 1992
    Assignee: The University of Melbourne
    Inventor: Ljubomir Pericic