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All Patents in class 477/14
Patents 1 - 12 of 12
First set of recordsLast set of records
NumberDatePatenteeTitleType
664,190Dec. 18, 1900E. ThomsonAlternating-current electric motorshaded pole induction motors
714,824Dec. 02, 1902A. SchwartzProcess of Starting Induction Motorsinduction motors
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
1,665,742Apr. 10, 1928F.S. KingstonInduction motorinduction 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
1,956,041Apr. 24, 1934J.M. NaulRadio-tuner motorelectric motors
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