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All Patents in class 408/138
Patents 1 - 15 of 27
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NumberDatePatenteeTitleType
9,271Sep. 21, 1852R. DanielsHand drilling machineeggbeater drills
86,006Jan. 19, 1869F.W. DexterImprovement in hub-boring machinedrilling and boring
101,466Apr. 05, 1870J.E. HunterImproved hand drilling-machinehuman powered machines
120,716Nov. 07, 1871G.F. CluffImprovement in boring-machinesdrilling and boring
141,299Jul. 29, 1873C.C. WalworthScrew Cutting Machinesscrewcutting lathes
145,521Dec. 16, 1873J.A. NewellMachines for Boring Hubswheelwright
157,373Dec. 01, 1874J.C. ChapmanImprovement in hand drilling-machinesdrilling and boring
193,618Jul. 31, 1877R.G. Rowe, I.B. EdingtonImprovement in hub-boring machinesdrilling and boring
232,146Sep. 14, 1880H.W. RansomHub-boring machinedrilling and boring
253,996Feb. 21, 1882W.D. ForbesScrew-cutting dietaps and dies
279,032Jun. 05, 1883G.W. SmithHand drilling-machinehand drills
290,882Dec. 25, 1883J.W. HicksMachine for Cutting Circleswood drilling and boring
389,149Sep. 04, 1888E.N. HigleyMachine for sawing and drilling railroad-railsmetal cutting circular saws
443,502Dec. 30, 1890R.P. CurtisPipe Threading Machinepipe threading machines
446,073Feb. 10, 1891C.H. MyersRatchet Wrench & Drillwrench combination tools
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