On August 21, 1888, William Seward Burroughs was issued four patents for the first successful “calculating machine.” Adding machines of his time were unreliable and…
On August 20, 1912, Edison received U.S. patent No. 1036470 for a “Phonographic Apparatus,” and patent No. 1036471 for a “Storage Battery” Phonograph is a…
On August 18, 1869, Canadian Intellectual Property Office issued the Canadian patent to W. Hamilton for Eureka Fluid Meter, a machine for measuring liquids. The…
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…
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