Patent Model - Improvement in Numbering-Machines

Maker and role
Christopher Sholes (b.1819, d.1890), Patentee
James Densmore (b.1820, d.1889), Assignee
Production date
Sep 12 1871
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Object detail

Wood, brass, metal
4 x 3 x 3 1/16" (10.2 x 7.6 x 7.8cm)
Sholes's patent is an improvement on his "previous numbering-machine inventions patented the first April 30, 1867, and the second June 15, 1869. The object of the invention is to provide a more certain and reliable way for the actuating revolving-disk of a numbering-machine at the proper time to clutch and actuate and revolve the adjoining complementary corresponding disk..." (Patent number 118,978)
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