Patents by Inventor Frederick J. Schwartz

Frederick J. Schwartz 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: D244588
    Type: Grant
    Filed: December 15, 1975
    Date of Patent: June 7, 1977
    Inventor: Frederick J. Schwartz