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Patents Granted on 1859-04-26
Patents 1 - 8 of 8
First set of recordsLast set of records
NumberDatePatenteeTitleType
23,751Apr. 26, 1859A.D. BriggsImprovement in Screw-Wrenchesscrew adjust wrenches
23,753Apr. 26, 1859J.L. Brown, A.C. GreenleafImprovement in sugar-millssugar refining apparatus
23,763Apr. 26, 1859B. FittsMethod of adjusting knives of rotary cutter-heads for planing woodcutterheads
23,790Apr. 26, 1859T. SilverGovernor for regulating the speed of steam-enginessteam engine governors
23,792Apr. 26, 1859J.E. StanwoodPipe Cutterplumber
23,794Apr. 26, 1859E. StevensMachinery for Accumulating and Transmitting Powerindustrial machine mechanisms
23,798Apr. 26, 1859G.C. TaftImproved Double-Acting Screw and Rack Wrench.nut wrenches
23,807Apr. 26, 1859H.H. EvartsSteam-valvesteam safety valves
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