Patents by Inventor James Vance Holdam, Jr.

James Vance Holdam, Jr. 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: D246407
    Type: Grant
    Filed: February 23, 1976
    Date of Patent: November 22, 1977
    Inventor: James Vance Holdam, Jr.