Patents by Inventor Raymond L. Lampman

Raymond L. Lampman 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).

  • Combined hoe and rake head
    Patent number: D370603
    Type: Grant
    Filed: February 9, 1995
    Date of Patent: June 11, 1996
    Inventor: Raymond L. Lampman