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2223163
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Information
Patent Grant
2223163
References
Source
Patent Number
2,223,163
Date Filed
Not available
Date Issued
Tuesday, November 26, 1940
83 years ago
CPC
H02P1/20 - by progressive reduction of resistance in series with armature winding
Y10T307/951 - With time delay or retardation means
US Classifications
388 - Electricity: motor control systems
307 - Electrical transmission or interconnection systems
361 - Electricity: electrical systems and devices
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