Patents Assigned to Catena S.A.
  • Wristwatch
    Patent number: D318809
    Type: Grant
    Filed: July 15, 1988
    Date of Patent: August 6, 1991
    Assignee: Catena S.A.
    Inventors: Francis Bourquin, Ira Krieger
  • Wristwatch
    Patent number: D318810
    Type: Grant
    Filed: July 15, 1988
    Date of Patent: August 6, 1991
    Assignee: Catena S.A.
    Inventors: Francis Bourquin, Ira Krieger
  • Wristwatch
    Patent number: D319028
    Type: Grant
    Filed: July 15, 1988
    Date of Patent: August 13, 1991
    Assignee: Catena S.A.
    Inventors: Francis Bourquin, Ira Krieger