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Patents for Franklin Hardinge
Patents 1 - 15 of 56
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NumberDatePatenteeTitleType
438,415Oct. 14, 1890F. HardingeWatch-maker's polisherwatchmaker
438,416Oct. 14, 1890F. HardingeWatch maker's roller extractorwatchmaker
703,725Jul. 01, 1902F. HardingeDiopter gageoptician
766,245Aug. 02, 1904F. HardingeAutomatic gear cutting machinegear making machines
894,634Jul. 28, 1908F. HardingeLathemetal lathes
894,635Jul. 28, 1908F. HardingeLathemetal lathes
895,456Aug. 11, 1908F. HardingeAttachment for phonographic machines
900,531Oct. 06, 1908F. HardingeLens measuring instrument
908,664Jan. 05, 1909F. HardingeLathe structure
912,312Feb. 16, 1909F. HardingeReceptacle for keys for watchmen's clock
928,045Jul. 13, 1909F. HardingeControlling mechanism for lathe structures or the likemetal lathes
943,825Dec. 21, 1909F. HardingeReceptacle
986,630Mar. 14, 1911F. HardingeWatchman's clock
1,016,688Feb. 06, 1912F. HardingeWatchman's clock
1,046,182Dec. 03, 1912F. HardingeSignaling system
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