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U.S. patents covering time keeping mechanisms (1892)
United States. Patent Office · [Washington : United States Patent Office] · leaf 659
- W1TNESSES:0 By INVENTOR Attorney. THE NORHIS PETERS CO, MOrO-LITHO.. WASHINGTON. | (No Model.) 2 Sheets—Sheet 2. W. KAISLING.ELECTRIC CLOCK STRIKING MECHANISM. No. 493,777. Patented Mar. 21, 1893 ■/*%*•£ l^i&.J … JFig.gClocks and watches
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
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