U.S. patents covering time keeping mechanisms (1892)
United States. Patent Office · [Washington : United States Patent Office] · leaf 625
INVENTOR ATTORNEY (No Model.) No. 491,945, 2 Sheets—Sheet 2. E. KLAHN. SELF WINDING ELECTRIC CLOCK. Patented Feb. 14, 1893. … ^~T I I MIHIIIIIW INVENTOR /? y/ \/z\ BY &»*•■€/ V^*^iu/ fjJFL , \l6 OI/Z&u^o #a>/amv///avw^^ ATTORNEY. United States Patent Office, EMIL KLAHN, OF WEST HOBOKEN, NEW JERSEY, ASSIGNOR TO DANIEL C. HOOD, OF NEW YORK, N. Y. SELF-WINDING ELECTRIC CLOCK. SPECIFICATION forming part of Letters…
Clocks and watches
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