Patents by Inventor A. Lee Scheidweiler

A. Lee Scheidweiler 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).

  • Damper latch
    Patent number: 4193541
    Abstract: An automatic flue damper positioned respectively to open and closed positions by means of motive apparatus, such as a solenoid motor, is provided with mechanical means for automatically latching the damper in its open position.
    Type: Grant
    Filed: September 28, 1978
    Date of Patent: March 18, 1980
    Assignee: Energy Vent, Inc.
    Inventor: A. Lee Scheidweiler