Patents by Inventor Elvet D. Broom

Elvet D. Broom 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).

  • Patent number: D251442
    Type: Grant
    Filed: December 22, 1976
    Date of Patent: March 27, 1979
    Assignee: Coal Industry (Patents) Limited
    Inventors: Elvet D. Broom, Peter J. Moxon