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All Patents of Type: taps and dies
Patents 1 - 15 of 61
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NumberDatePatenteeTitleType
5,103May 08, 1847P.W. GatesScrew Cutting Dietaps and dies
9,537Jan. 11, 1853A. MayerArrangement of Screw-Cutting Diestaps and dies
54,096Apr. 24, 1866B.F. BeeImproved screw-taptaps and dies
GB-186,901,263Apr. 24, 1869A. MuirImprovements in stocks and dies for screwing bolts and other articlestaps and dies
114,935May 16, 1871G.H. FoxImprovement in screw-tapstaps and dies
115,291May 30, 1871L.R. FaughtImprovement in die-stocks for cutting screwstaps and dies
164,481Jun. 15, 1875V.J. ReeceImprovement in screw-cutting diestaps and dies
168,349Oct. 05, 1875J.C. ShermanImprovement in screw-cutting diestaps and dies
173,780Feb. 22, 1876J.J. GrantImprovement in screw-cutting diestaps and dies
186,890Jan. 30, 1877A.J. SmartImprovement in screw-cutting diestaps and dies
198,945Jan. 08, 1878J.M. JohnsonImprovement in collapsible screw-tapstaps and dies
204,028May 21, 1878F.N. Gardner, N. Sawyer, J.J. GrantImprovement in screw-cutting diestaps and dies
279,360Jun. 12, 1883J.W. DouglasCombined Drill or Reamer, Tap and Sockettaps and dies
303,060Aug. 05, 1884A.J. SmartScrew Cutting Dietaps and dies
306,783Oct. 21, 1884A.J. SmartScrew Cutting Dietaps and dies
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