Patents by Inventor Jean C. Dalaine

Jean C. Dalaine 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).

  • Trench-digging machine
    Patent number: 4750280
    Abstract: The trencher comprises a vehicle having secured to its rear a boom around which a digging chain runs. The boom is slidingly disposed in a sleeve-like frame pivoted to the rear of the vehicle and movable between a lowered operative position and a raised transport position.
    Type: Grant
    Filed: November 3, 1986
    Date of Patent: June 14, 1988
    Inventor: Jean C. Dalaine