USD334174SExpiredUtility

Residual current operated circuit-breaker

86
Assignee: MITSUBISHI ELECTRIC CORPPriority: Apr 10, 1991Filed: Oct 9, 1991Granted: Mar 23, 1993
Est. expiryApr 10, 2011(expired)· nominal 20-yr term from priority
Inventors:Setsuo HosogaiHiroshi FujiiYoshiaki MatsumotoKazuyoshi SugiharaShingo MaedaShinji YokotaMasakatsu Suzuki
86
PatentIndex Score
30
Cited by
8
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a residual current operated circuit-breaker, as shown and described.

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