Patents Assigned to Willy Fleischer Metallwarenfabrik GmbH & Co. KG
  • Patent number: D320709
    Type: Grant
    Filed: August 18, 1988
    Date of Patent: October 15, 1991
    Assignee: Willy Fleischer Metallwarenfabrik GmbH & Co. KG
    Inventors: Friedemann Lotsch, Helmut Thiele