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All Patents in class 408/36
Patents 1 - 15 of 16
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NumberDatePatenteeTitleType
4,671Jul. 28, 1846S. GroomMaking Wood Screwsscrew machines
8,414Oct. 07, 1851O. ThornleyMachine for Cutting Screws on Posts and Rails of Bedsteadswood threading machines
140,780Jul. 15, 1873A. Webster, G.B. JaycoxScrew-Cutting Machinesscrew machines
143,412Oct. 07, 1873N.C. HubbellMachines for Making Metal Screwsscrew machines
174,994Mar. 21, 1876L. WilliamsImprovement in machines for boring hubs and felliesdrilling and boring
192,793Jul. 03, 1877J.D. ShootsBoring Machine for Pump Logswood drilling and boring
289,817Dec. 11, 1883T. Jenkins, Jr., F.H. DrummondBoring-machinewood drilling and boring
447,048Feb. 24, 1891N.P. StevensPlug and Socket Cutter and Chuck for the Samematerial cutting machines
575,745Jan. 26, 1897D.B. WelivarMachine for boring wheel-rimshorizontal drilling machines
924,963Jun. 15, 1909B. BordenPipe Threading Tooltap and die holders
948,885Feb. 08, 1910A.B. LandisBolt cutting and pointing machinescrew machines
1,096,718May 12, 1914H. HoffPlug-making machinespecialty woodworking machines
1,607,614Nov. 23, 1926J.H. GrahamTapping machinetapping machines
2,343,603Mar. 07, 1944W.S. Whiting, Jr.Cutting and boring machinewood drilling and boring
2,379,992Jul. 10, 1945A.M. SasgenWork supporting and finishing apparatustool making
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