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All Patents in class 470/75
Patents 1 - 15 of 43
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NumberDatePatenteeTitleType
20,168May 04, 1858R. NuttallCutting Screwstaps and dies
24,152May 24, 1859J. Kirkpatrick, R. NuttallCutting Screwscutting-off and centering machines
56,840Jul. 31, 1866J. WolfendenRest Holder for Turning Lathesmetal lathe accessories and attachments
77,530May 05, 1868J.H. RichardsonCutting Screwsscrewcutting lathes
79,971Jul. 14, 1868E. GouldImproved screw-threading machine
106,458Aug. 16, 1870G. BlakeMachine for Cutting Shafts and Pipes and for Cutting Screw Threadsmetalworking machines
111,248Jan. 24, 1871S.W. Putnam, Jr.Improvement in machines for cutting screw-threads on boltsmetal threading machines
113,740Apr. 18, 1871J.M. CarpenterImproved Machine for Cutting Screwsmetal threading machines
130,880Aug. 27, 1872W.F. StrongImprovement in Bolt Cuttersbolt and rivet cutters
166,716Aug. 17, 1875R.C. NugentScrew Cutting Diestaps and dies
175,579Apr. 04, 1876E.A. StimsonScrew Cutting Diestaps and dies
180,869Aug. 08, 1876J. Thomson, E.E. GreenDevices for Cutting Screw Threadstap and die holders
250,459Dec. 06, 1881L.W. StockwellMachine for Threading Boltsmetal threading machines
251,322Dec. 20, 1881J.A. Gilkerson, J. VandenburghScrew-cutting machinescrew machines
259,433Jun. 13, 1882L.W. StockwellScrew Threading Machinemetal threading machines
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