U.S. patents covering time keeping mechanisms (1892)
United States. Patent Office · [Washington : United States Patent Office] · leaf 263
e with said number-plates,means for holding said blocks or back plates5 in contact, springs 34 and 39, said spring 34connected with one of said blocks, and meansfor moving said bar to bridge said blocks andplates, substantially as described. In testimony whereof I have hereunto setmy hand this 13th… … WITNESSES: INVENTOR^ mmirT^^M I I ■ ATT Oli NET. United States Patent Office, JOHN MCMILLAN AND GEORGE II. TAYLOR, OF PHILADELPHIA, PENNSYL-VANIA; SAID TAYLOR ASSIGNOR TO SAID MCMILLAN. ELECTRIC ALARM-CLOCK. SPECIFICATION forming part of Letters Patent No. 482,133, dated September 6, 1892.…
Clocks and watches
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