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All Patents in class 74/421R
Patents 1 - 15 of 34
First set of recordsNext set of recordsLast set of records
14,327Feb. 26, 1856J. TempleBoring-machinedrilling and boring
15,050Jun. 03, 1856G.W. YostSteam Land-Propellersteam carriages
27,928Apr. 17, 1860E.B. RequaHorse Poweranimal powered apparatus
30,362Oct. 09, 1860I. StoddardPropelling machines by horse-poweranimal powered apparatus
280,519Jul. 03, 1883W.N. RumelyTraction Enginesteam traction engines
330,391Nov. 17, 1885A.T. GiffordMilling-machinemilling machines
336,065Feb. 09, 1886S.W. PutnamMetal Planing Machinemetal shapers
342,664May 25, 1886B.D. WhitneyGearingwoodworking machine stockfeeding mechanisms
343,094Jun. 01, 1886B.D. WhitneyGearingwood planers
357,431Feb. 08, 1887F.M. WalkerTraction Engine Driving Gearsteering apparatus
454,920Jun. 30, 1891E.W. RossFeed-cutter
503,012Aug. 08, 1893J.J. StevensAttachment for drilling-machinesdrill presses
595,731Dec. 21, 1897M.B. PengnetElectric motorelectric motors
606,549Jun. 28, 1898E. HolmesPortable electric drillhandheld power tools
690,360Dec. 31, 1901A.E. CanedyDriving-motorblowers
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