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All Patents in class 29/57
Patents 1 - 15 of 100
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NumberDatePatenteeTitleType
45,054Nov. 15, 1864L.W. LangdonImprovement in screw-cutting machinesscrew machines
65,422Jun. 04, 1867G.R. ParkerImproved centring and squaring chucksmetal lathe chucks
319,071Jun. 02, 1885C.W. ColesworthyTool Holding Attachment for Latheslathe tool holders and tool posts
320,652Jun. 23, 1885J. HallDrifting Device for Lathesmetal lathe accessories and attachments
333,461Dec. 29, 1885E.L. Bowers, W.L. GroutMachine for Drilling Metal Blankshorizontal drilling machines
413,870Oct. 29, 1889J.N. SeveranceLathe Attachment for Making Metal Screwsbutton making machinery
437,292Sep. 30, 1890H. DrysdaleTurret Head Latheturret lathes
459,867Sep. 22, 1891W. HumansAttachment for Metal Working Lathesmetal lathe accessories and attachments
482,210Sep. 06, 1892W.W. TuckerMachine for Taper Turningturret lathes
493,019Mar. 07, 1893H. DrysdaleTurret Latheturret lathes
497,769May 23, 1893C.M. ConradsonTool Support for Lathesturret lathes
499,977Jun. 20, 1893E.R. FellowsMachine for turning irregular formspattern lathes
501,273Jul. 11, 1893J. HartnessTool for Turning Tapering Surfaceslathe tools
531,817Jan. 01, 1895H.C. WarrenPrecision-indexindexers and dividers
556,415Mar. 17, 1896J. HartnessTurret Latheturret lathes
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