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All Patents in class 408/101
Patents 1 - 15 of 25
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NumberDatePatenteeTitleType
20,385May 25, 1858H. WoodmanPower and hand drilldrill presses
54,187Apr. 24, 1866D.W. MauriceTurning lathewood lathes
87,852Mar. 16, 1869F. JonasImprovement in hub-boring machinedrilling and boring
131,834Oct. 01, 1872R.W. ThompsonImprovement in Saw Gummerssaw gummers
138,973May 13, 1873H.B. WilliamsImprovement in stocks for drill or other bitsratchet wrenches
216,264Jun. 10, 1879E.W. FawcettImprovement in metal-drilling machinesdrill presses
245,134Aug. 02, 1881G.M. CoburnUpright drilldrill presses
274,243Mar. 20, 1883E.J. WorcesterDrilling-machinedrill presses
288,510Nov. 13, 1883G.C. TaftDrilling Machinehorizontal drilling machines
311,099Jan. 20, 1885E.P. BavilleMachine for Threading Screws Bolts and Nutsmetal threading machines
380,018Mar. 27, 1888W.E. CanedyDrilling-machinedrill presses
389,613Sep. 18, 1888W. ThiemMechanism for operating drillswood drilling and boring
404,367May 28, 1889E.C. StearnsDrill Pressdrill presses
428,516May 20, 1890A.R. PaulusRailway Track Drillrail drilling machines
460,692Oct. 06, 1891F.H. RichardsDrilling-machinedrill presses
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