U.S. patents covering time keeping mechanisms (1892)
United States. Patent Office · [Washington : United States Patent Office] · leaf 109
wind up the clock, but not when theshaft is turned forward to drive the clock-train, together with a window in the casingthrough which the figures on the dial may be 70read successively as the dial turns and its po-sition thereby determined, substantially asdescribed. In testimony whereof I affix… … W/TN ESSES : ATTORNEY. United States Patent Office, ALGERNON S. KEYSER, OF PHILADELPHIA, PENNSYLVANIA.CLOCK ATTACHMENT FOR BICYCLES. IO 15 5 30 SPECIFICATION forming part of Letters Patent No. 477,423, dated June 21, 1892. Application filed March 14, 1892. Serial No. 424,834. (No model.) To all…
Clocks and watches
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