Patents by Inventor Roy C. Hahn

Roy C. Hahn 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).

  • Combined corner clamp and support
    Patent number: 4247090
    Abstract: A support for a corner clamp which maintains two trim strips at a ninety degree angle is provided which allows pivoting of the clamped trim from a horizontal plane to a vertical plane. The corner clamp is mounted to the support so that the clamped trim may be rotatably adjusted in their plane.
    Type: Grant
    Filed: September 11, 1979
    Date of Patent: January 27, 1981
    Inventors: Roy C. Hahn, Ronald R. Hahn
  • Combined miter box, corner clamp and measuring gauge
    Patent number: 4056030
    Abstract: A combined miter box, corner clamp and measuring gauge apparatus is provided. The apparatus is particularly suitable for use in forming picture frames, frames for screens, or trims for other purposes and very precise and accurate cuts may be obtained due to the location and placement of an adjustable saw guide and because of the inclusion of a measuring gauge.
    Type: Grant
    Filed: October 26, 1976
    Date of Patent: November 1, 1977
    Assignee: Hahn Manufacturing Co.
    Inventor: Roy C. Hahn