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All Patents in class 408/101
Patents 1 - 15 of 21
First set of recordsNext set of recordsLast set of records
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
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
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
464,673Dec. 08, 1891H.P. BradfordDrill for electric railwaysrail drilling machines
475,949May 31, 1892C.H. PlattDrill Stockeggbeater drills
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