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All Patents in class 408/73
Patents 1 - 15 of 17
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NumberDatePatenteeTitleType
418,637Dec. 31, 1889J.O. BarrettVisebench vises
572,934Dec. 08, 1896W.J. SmithDie Head for Screw Cuttingtap and die holders
627,556Jun. 27, 1899F.L. WhiteTaptaps and dies
909,437Jan. 12, 1909C.A. MercierTapping Machinetapping machines
909,749Jan. 12, 1909I.W. Sprink, F.L. BrownAdjustable Collapsing Taptapping heads and chucks
958,654May 17, 1910H.S. LandLathe and Other Tool Holder for Cutting, Shaping and Screwing Machineslathe tool holders and tool posts
1,006,532Oct. 24, 1911A. CasazzaPortable magnetic drillportable metal drilling machines
1,200,718Oct. 10, 1916H.L. FisherCutter-headpipe threading machines
1,203,884Nov. 07, 1916R.C. LewisCollapsible Tap or Dietaps and dies
1,209,306Dec. 19, 1916V.R. KoontzCollapsible taptaps and dies
1,353,048Sep. 14, 1920V.R. KoontzCollapsible taptaps and dies
1,362,800Dec. 21, 1920P. JardineCollapsible tap
1,391,639Sep. 20, 1921V.R. KoontzCollapsible taptaps and dies
1,613,369Jan. 04, 1927E.L. WorboisNut-Tapping Machinenut or bolt making machines
1,814,211Jul. 14, 1931J. GarbarekTool Holderlathe tool holders and tool posts
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