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All Patents of Type: watchmaker
Patents 1 - 15 of 21
First set of recordsNext set of recordsLast set of records
NumberDatePatenteeTitleType
41,966Mar. 15, 1864S.G. TwambleyImproved Lathe Rest for Truing Watch-Wheelsmetal lathe accessories
81,450Aug. 25, 1868A. WirschingImprovement in watchmaker drillswatchmaker
113,344Apr. 04, 1871W.H. RandDrill-stockwatchmaker
243,467Jun. 28, 1881S.I. SnyderChuck for holding watch-bezelswatchmaker
250,992Dec. 13, 1881S.I. SnyderChuck for watch-makerswatchmaker
316,912Apr. 28, 1885W.M. PrestonFrictional centering chuck for watch makerswatchmaker
326,005Sep. 08, 1885C. WilsonWatch-maker's lathe chuckmetal lathe chucks
330,551Nov. 17, 1885F. BoardmanPivoting-chuckwatchmaker
357,584Feb. 15, 1887W.W. DudleyTool for Closing Mainspring Barrelswatchmaker
412,631Oct. 08, 1889O.C. KraehmerWatch-crystal gagewatchmaker
438,415Oct. 14, 1890F. HardingeWatch-maker's polisherwatchmaker
438,416Oct. 14, 1890F. HardingeWatch maker's roller extractorwatchmaker
455,787Jul. 14, 1891H. BilgramBalance-wheel for time-piecesclockmaker
463,750Nov. 24, 1891E.S. StehmanWatch-maker's lathewatchmakers lathes
463,751Nov. 24, 1891E.S. StehmanWatch-maker's lathewatchmakers lathes
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