|
US2268212A
|
|
Voltage regulating means
|
|
US2175242A
|
|
Display device
|
|
US2265980A
|
|
Electrical energy regulating means
|
|
US1976814A
|
|
Commutator
|
|
US1999580A
|
|
Dynamo electric machine
|
|
US1983642A
|
|
Coil separating machine and method
|
|
US1895231A
|
|
Constant current transformer
|
|
US2011178A
|
|
Electrical connecter
|
|
US1884386A
|
|
Transformer
|
|
US1884385A
|
|
Electrical apparatus and method of making terminal strips therefor
|
|
US1861037A
|
|
Mechanism for slitting and winding paper and metal ribbons into coils
|
|
US1948776A
|
|
Machine for winding coils
|
|
US1862727A
|
|
Mechanism for winding copper ribbon with taps into multiple coils
|
|
US1856672A
|
|
Controlling means for coil winding machines and the like
|
|
US1841909A
|
|
Machine for cutting magnetic circuit lamine
|
|
US1884184A
|
|
Machine for winding coils
|
|
US1741711A
|
|
Coil-cutting machine
|
|
US1809864A
|
|
Insulating bushing
|
|
US1884183A
|
|
Tension device for coil winding machines and the like
|
|
US1819481A
|
|
Machine for cutting magnetic circuit lamine
|
