U.S. patents covering time keeping mechanisms (1892)
United States. Patent Office · [Washington : United States Patent Office] · leaf 707
ever d having means for pivoting its inner end to the clock and provided with a catch eto engage the winding key of the alarm andhold the lever elevated until the alarm goesoff and then to release the lever and permitit to drop into engagement with the othercontact plate and complete the circuit,… … INVENTOR-&* ATTORNEYS. ^- United States Patent Office. FRANK A. LANGWITII, OF BROOKLYN, ASSIGNOR OF TWO-THIRDS TO JOSEPHJ. MYERS AND GEORGE E. McCORMICK, OF NEVV YORK, N. Y. TIME GAS LIGHTER AND EXTINGUISHER. SPECIFICATION forming part of Letters Patent No. 495,556, dated April 18, 1893.…
Clocks and watches
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