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All Patents in class 408/66
Patents 1 - 15 of 19
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NumberDatePatenteeTitleType
17,871Jul. 28, 1857E.K. CollinsMethod of sawing staves from the bolt and dressing their edges simultaneouslybarrel making machines
79,714Jul. 07, 1868A. WoodScrew-Cutternut or bolt making machines
84,817Dec. 08, 1868D.L. GibbsImprovement in mortising-machinemortising machines
162,194Apr. 20, 1875E. SchlenkerImprovement in bolt-threading machinesmetal threading machines
309,073Dec. 09, 1884P.G. MarchDrilling-machinedrill presses
372,490Nov. 01, 1887A. SaundersMachine for Cutting and Screw Threading Tubes, &c.pipe threading machines
375,037Dec. 20, 1887A. WoodBolt Cutternut or bolt making machines
432,972Jul. 29, 1890L.T. BowmanBolt Threading Machinemetal threading machines
475,247May 17, 1892J.S. PiperMachine for cutting circular pieces from lumber or other materialsdrilling and boring
542,694Jul. 16, 1895F.W. Hoefer, D.C. StoverSensitive drill pressdrill presses
765,327Jul. 19, 1904A.M. StillmanScrew Making Machinescrew machines
848,672Apr. 02, 1907J.F. Mitchell, W. MitchellBench Drilldrill presses
1,017,878Feb. 20, 1912A.B. LandisBolt-threading machinescrew machines
1,442,149Jan. 16, 1923H.J. HjorthDrilling Machinedrill presses
1,679,027Jul. 31, 1928C. Gabrielson, A. MeldrumDrilling machinedrill presses
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