Patents by Inventor Lowell G. Liebenstein

Lowell G. Liebenstein 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).

  • Sawbuck
    Patent number: 4718652
    Abstract: The sawbuck includes a suitable frame for mounting a pair of opposed jaws for supporting logs or the like in cantilevered fashion at a convenient height above ground level. The upper jaw is pivotally movable to not only render it self-adjusting whereby to accommodate logs of different diameter, but also is self-locking to secure a log relative to the sawbuck.
    Type: Grant
    Filed: May 30, 1986
    Date of Patent: January 12, 1988
    Inventor: Lowell G. Liebenstein