Patents by Inventor Lawrence J. Erdman

Lawrence J. Erdman 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: D295163
    Type: Grant
    Filed: October 30, 1985
    Date of Patent: April 12, 1988
    Inventor: Lawrence J. Erdman