Patents by Inventor Marian Sobczak

Marian Sobczak 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).

  • 45 Degree chamfer and radius gauge set
    Patent number: 4283858
    Abstract: A set of gauges assembled into a single unit, each guage consisting of a flat tongue with a specific sized rounded corner and a 45 degree angle offset along one side edge thereof, each gauge having a different size offset steps, and all the tongues pivoting from a common shaft in a frame.
    Type: Grant
    Filed: November 8, 1979
    Date of Patent: August 18, 1981
    Inventor: Marian Sobczak