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All Patents in class 310/78
Patents 1 - 15 of 19
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NumberDatePatenteeTitleType
664,190Dec. 18, 1900E. ThomsonAlternating-current electric motorshaded pole induction motors
805,499Nov. 28, 1905S.D. StoycheffElectric drillhandheld drills
844,383Feb. 19, 1907H.I. Finch, C.R. MestonElectric motorrepulsion start induction run motors
844,384Feb. 19, 1907H.I. Finch, C.R. MestonElectric motorrepulsion start induction run motors
1,092,849Apr. 14, 1914J.D. NiesRotor construction for induction-motorsinduction motors
1,102,116Jun. 30, 1914J.J. WoodDynamo-electric machineelectric motors
1,650,911Nov. 29, 1927F. SchneiderPortable hand tool
1,665,742Apr. 10, 1928F.S. KingstonInduction motorinduction motors
1,828,540Oct. 20, 1931W.A. MarschkeBuffer or grinder
1,853,864Apr. 12, 1932F.S. KingstonClutch and motor constructionelectric motors
1,872,595Aug. 16, 1932F.S. KingstonElectric motorelectric motors
1,910,610May 23, 1933F.S. KingstonDynamo-electric machineelectric motors
1,916,270Jul. 04, 1933F.S. KingstonInduction motorinduction motors
1,935,800Nov. 21, 1933F.S. KingstonElectric motorelectric motors
1,948,037Feb. 20, 1934F.S. KingstonElectric motorelectric motors
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