Patents by Inventor Jack Manweiler

Jack Manweiler 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).

  • Circular saw safety pusher device
    Patent number: 4348925
    Abstract: A safety pusher device for use in guiding wooden work pieces through circular saws is provided which contains an L-shaped insert member containing an upper groove portion for slidable connection to a pusher handle. The insert member can be removed and replaced by another insert member upon being damaged and thus minimizes permanent damage to a pusher device.
    Type: Grant
    Filed: May 4, 1981
    Date of Patent: September 14, 1982
    Inventor: Jack Manweiler