The Antique Wrench Patent Archive

Every grip the nineteenth century took on a nut

Patented March 4, 1879

If an object in your hands says PAT. MARCH 4, 1879, it may be one of these.

PatentTitleInventorOf
US 212,795IMPROVEMENT IN PIPE AND NUT WRENCHESDaniel FisherOil City, Pennsylvania

All dates