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All Patents of Type: screw machines
Patents 1 - 15 of 43
First set of recordsNext set of recordsLast set of records
1,900XMar. 23, 1813J. PerkinsMachine for making screw shanksnail making machines
2,284XMar. 30, 1815J. MasonMachine for cutting and heading screwsscrew machines
2,823XAug. 08, 1817D. Treadwell, P. DowScrew machinescrew machines
2,453Feb. 07, 1842J. Walter, L.D. WalterMachine for Making Screwsscrew machines
2,754Aug. 18, 1842C. WhippleMachine for Making Wood Screwsscrew machines
17,187May 05, 1857W.N. AdamsScrew Cutting Machinescrew machines
19,752Mar. 30, 1858R.H. ColeScrew Cutting Machinescrew machines
51,257Nov. 28, 1865J.R. BrownScrew Cutting Machinescrew machines
88,262Mar. 30, 1869E.A. BagleyScrew Cutting Machinescrew machines
91,117Jun. 08, 1869N.B. HadleyImprovement in machines for threading screwsscrew machines
140,780Jul. 15, 1873A. Webster, G.B. JaycoxScrew-Cutting Machinesscrew machines
144,693Nov. 18, 1873E. Nugent, J. FanningMachines for Nicking and Shaving Screw-Blanksscrew machines
203,946May 21, 1878C.D. RodgersMetal Screw Machinescrew machines
263,357Aug. 29, 1882C.F. RoperMetal Screw Machinescrew machines
263,358Aug. 29, 1882C.F. RoperMetal Screw Machinescrew machines
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