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Patents for James Clark Jr. Electric Co.
Patents 1 - 6 of 6
First set of recordsLast set of records
750,744Jan. 26, 1904J.F. WilleyPortable drillhandheld power tools
999,935Aug. 08, 1911C.E. WilleyConstruction of electric motors and dynamoselectric motors
1,089,597Mar. 10, 1914F.W. StefaterSquirrel-cage rotorinduction motors
1,143,008Jun. 15, 1915C.E. WilleyAutomobile or train lighting system
1,502,169Jul. 22, 1924C.B. BennettElectric toolhandheld drills
2,446,363Aug. 03, 1948E.W. DaumCombination positive clutch and torque responsive friction couplinghandheld power tools
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