Patents by Inventor William Marinus Adelhardt

William Marinus Adelhardt 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).

Retainer for an elongated lighter

Patent number: D246912

Type: Grant

Filed: March 30, 1976

Date of Patent: January 10, 1978

Inventor: William Marinus Adelhardt

Retainer for an elongated lighter