The Antique Wrench Patent Archive

Every grip the nineteenth century took on a nut

Patented June 24, 1879

If an object in your hands says PAT. JUNE 24, 1879, it may be one of these.

PatentTitleInventorOf
US 216,776IMPROVEMENT IN BIT-STOCK WRENCHES.Quimby S. BackusNew York, New York

All dates