Patents Examined by C. Hart
  • Water proof watch
    Patent number: 4151707
    Abstract: A water-proof watch which comprises a composite watch case and a movement therein, said case consisting of a transparent plastic face crystal having overmolded therein a generally opaque plastic body portion to which can be fitted a plastic closure portion sealable after the movement is placed in the watch. At least a zone of the case or of the closure portion is flexible in order to provide control of the winding and regulating mechanism of the movement.
    Type: Grant
    Filed: July 14, 1977
    Date of Patent: May 1, 1979
    Assignee: Multibrev Anstalt
    Inventor: Mario Cobelli