Design of two new relays for improvement in operation, developed by Igranic Electric Co; one of these is wide range eddy-driven motor timer and relay and other relay is new type of A.C. plugging relay for quick stopping of A.C. motors, and is intended for use with automatic reversing starters and speed regulators.
Machine tool control
Automobile Engr
Automobile Engineer ; 23 , n 312
1933
Aufsatz (Zeitschrift)
Englisch
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