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All Patents of Type: drill presses
Patents 1 - 15 of 390
First set of recordsNext set of recordsLast set of records
2,961Feb. 20, 1843R.H. SpringsteedMetal Drilldrill presses
8,554Dec. 02, 1851W. BushnellHand-drilldrill presses
9,441Dec. 07, 1852C.W. CoeDrilling-machinedrill presses
13,383Aug. 07, 1855J. Conner, T. NewbyMachine-drilldrill presses
XC-552Sep. 19, 1855C.W. CoeMachine for drilling holes (and other operations) in metalsdrill presses
13,766Nov. 06, 1855S.W. ShryockDrilling and Boring Machinedrill presses
13,845Nov. 27, 1855J.P. HeacockDrilling and Screw-Cutting Machinedrill presses
20,385May 25, 1858H. WoodmanPower and hand drilldrill presses
24,045May 17, 1859J. MurphyMetal-drilldrill presses
XC-970Jun. 22, 1859G. WhiteAn improved machine for drilling iron and other metalsdrill presses
27,044Feb. 07, 1860J. FoxDrill Chuckdrill press chucks
30,774Nov. 27, 1860G.C. TaftDrill Framedrill presses
37,433Jan. 20, 1863C.W. CoeImprovement in drilling and screw-cutting machinesdrill presses
40,459Nov. 03, 1863G.S. CorwinImproved boring-machinedrill presses
41,546Feb. 09, 1864W. StiversImprovement in drillsdrill presses
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