Patents by Inventor Emil Magnuson

Emil Magnuson 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).

  • Tractor chair cushion device
    Patent number: 3986748
    Abstract: The invention comprises a tractor cab having a drivers chair therein. A plurality of shock absorbing means are mounted between the tractor cabs and the chair and extend upward and downward from the chair to the cab to cushion the movement of the chair relative to the cab either upward or downward or to one side or the other relative to the cab.
    Type: Grant
    Filed: September 2, 1975
    Date of Patent: October 19, 1976
    Inventor: Emil Magnuson