Patents by Inventor John C. J. Wirth, Jr.

John C. J. Wirth, Jr. 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).

  • Boring, mortising, tenoning and duplicating woodworking tool
    Patent number: 4593735
    Abstract: Apparatus for woodworking including boring, mortising, tenoning, forming dovetails, duplicating a three dimensional object, and the like. The invention embodies means for providing movement of a workpiece in a horizontal plane or X-Y direction, and means for providing vertical cutting tool movement.
    Type: Grant
    Filed: March 23, 1983
    Date of Patent: June 10, 1986
    Inventor: John C. J. Wirth, Jr.