Patents by Inventor Bernard F. Gresset

Bernard F. Gresset has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4135303
    Abstract: The invention provides a toy of the type consisting of a box wherein there is a tracing device making it possible to draw forms on a translucent screen previously coated with an opaque pulverulent powder by applying a stiletto on to said screen, a toy wherein the base of said box carries at least two stirrups hinged about bearings, said stirrups co-operating with screws operating the downwards and upwards motions of said stirrups which actuate one of the rods carrying the stiletto so as to move it away from the screen or bring it closer to same, said screws being integral with driving studs arranged on the upper surface of the box.
    Type: Grant
    Filed: July 18, 1977
    Date of Patent: January 23, 1979
    Assignee: Jouets Educatifs Universels
    Inventor: Bernard F. Gresset