Patents Assigned to Friedrich Zettl GmbH
  • Article of jewelry
    Patent number: 6260381
    Abstract: An article of jewelry has a first (5) and a second part (3) and a hinge (7) which articulatedly connects the two parts (3, 5) in such a way that the parts (3, 5) are movable between a first closed position and a second opened position. The article of jewelry is characterized in that a spring (21) is provided which forces the two parts (3, 5) into the closed position.
    Type: Grant
    Filed: May 7, 1999
    Date of Patent: July 17, 2001
    Assignee: Friedrich Zettl GmbH
    Inventor: Friedrich Zettl