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All Patents in class 408/92
Patents 1 - 15 of 18
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NumberDatePatenteeTitleType
4,251Nov. 01, 1845A. WeikartBoring-machinedrilling and boring
83,366Oct. 27, 1868A.J. Baird, J.M. CullenImproved Drill Pressdrill presses
529,023Nov. 13, 1894J.W. DuffRotary support for hand drills
538,323Apr. 30, 1895C.D. CuttsBit-brace and hand drillbraces
588,712Aug. 24, 1897P. BroadbooksDrill Framedrill presses
618,512Jan. 31, 1899A. KerryBrace and Drill (chain vise)
626,474Jun. 06, 1899W.H. AmesHand-Brace Drill Attachmentdrill accessories
628,110Jul. 04, 1899O. MuellerTapping-machinetapping machines
665,399Jan. 08, 1901P. BroadbooksDrilling Apparatusportable metal drilling machines
683,794Oct. 01, 1901H. PolitschAngle bit-stock
714,939Dec. 02, 1902S. McClellanCombined bit-brace and chain and bench drill
775,745Nov. 22, 1904D.W. ColePortable chain mortising machineportable timber mortisers
813,070Feb. 20, 1906D.B. YoderAttachment for Wood-Boring Bracesdrill accessories
976,131Nov. 15, 1910S. McClellanChain Breast Ratchet Drilldrill accessories
1,033,712Jul. 23, 1912G.O. LeopoldChain Drilldrill accessories
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