Patents by Inventor Arthur L. Wilston

Arthur L. Wilston 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).

  • Dowel making machine
    Patent number: 5127452
    Abstract: A hollow shaft, threaded on the interior, permits a workpiece, having a square cross section, to be rotated therein and thereby moved axially to be driven against a cutting edge to form the dowel.
    Type: Grant
    Filed: July 22, 1991
    Date of Patent: July 7, 1992
    Assignee: Structural Block Systems, Inc.
    Inventor: Arthur L. Wilston