Patents by Inventor Wallace O. Birdsall

Wallace O. Birdsall 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).

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    Patent number: D257846
    Type: Grant
    Filed: April 18, 1978
    Date of Patent: January 13, 1981
    Assignee: Parise & Sons, Inc.
    Inventors: Carl Parise, Gary L. Fullerton, Wallace O. Birdsall