On August 17, 1835, Solymon Merrick of Springfield, Massachusetts patented the first wrench. The wrench typology is inspired by typologies of prehistoric stone tools. Merrick’s…
Tag: Wrench
This Day in Patent History - This antique Combined Wrench & Thread Cutter available for sale on eBay was patented on 17 Feb 1903
This antique Combined Wrench & Thread Cutter available for sale on eBay was patented on 17 Feb 1903. You can still read the patent number…