U.S. patents covering time keeping mechanisms (1892)
United States. Patent Office · [Washington : United States Patent Office] · leaf 685
moved by its gear or pinion, a secondsnail and stop for the quarter hour signals,and means for stopping the striking trainwhen the tooth segment is separated from the 65pinion and the reverse, substantially as speci-fied. In testimony whereof we have signed ournames to this specification in the… … Cln vc ulor (No Model.) No. 494,832, H. WUBBELER, ELECTRIC CLOCK. 4 Sheets—Sheet 2. Patented Apr. 4, 1893,
Clocks and watches
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
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