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All Patents in class 310/72
Patents 1 - 8 of 8
First set of recordsLast set of records
NumberDatePatenteeTitleType
465,512Dec. 22, 1891W.S. Andrews, A.K. WarrenRheostatmotor controls
809,394Jan. 09, 1906A. PedersenElectrically-operated portable drillhandheld power tools
1,216,397Feb. 20, 1917B.F. Bailey, J.M. Barr, O.S. More, L.G. LongInduction Motorinduction motors
1,587,760Jun. 08, 1926E.L. ConnellElectric motorhandheld power drills
2,013,821Sep. 10, 1935N.S. YostElectric motorinduction motors
2,017,255Oct. 15, 1935C.F. NortonElectric motorcapacitor start induction motors
2,213,191Sep. 03, 1940H.L. JohnstonFood handling apparatus
2,446,761Aug. 10, 1948K.A. HarmonCombined magneto and alternatorignition systems
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