Repeating polyphase circuit interrupter
United States Patent 2835763

Inventors:
Ryan, Anthony Van
Henry, Date Kazuo
Publication Date:
05/20/1958
Export Citation:
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Assignee:
MC GRAW EDISON CO
Primary Class:
335/9
Other Classes:
335/177, 335/34, 335/32, 335/39, 335/21, 335/28
International Classes:
H01H75/04; H01H75/00
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US Patent References:
1887535Electric switch
1578572Circuit breaker
1389140N/A
1315780N/A
0752192N/A
Foreign References:
FR610618A