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All Patents of Type: taps and dies
Patents 1 - 15 of 31
First set of recordsNext set of recordsLast set of records
NumberDatePatenteeTitleType
5,103May 08, 1847P.W. GatesScrew Cutting Dietaps and dies
9,537Jan. 11, 1853A. MayerArrangement of Screw-Cutting Diestaps 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
186,890Jan. 30, 1877A.J. SmartImprovement in screw-cutting diestaps and dies
198,945Jan. 08, 1878J.M. JohnsonImprovement in collapsible screw-tapstaps 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
311,549Feb. 03, 1885F.E. WellsDie-stocktaps and dies
425,655Apr. 15, 1890W.E. CanedyScrew-cutting die and stocktaps and dies
433,334Jul. 29, 1890G.L. EngrenScrew Cutting Dietaps and dies
442,827Dec. 16, 1890C.P. RussellScrew-cutting dietaps and dies
442,828Dec. 16, 1890C.P. RussellScrew-cutting dietaps and dies
490,676Jan. 31, 1893H.W. OsterAdjustable die-stocktap wrenches and die stocks
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