Patent search ap:("DETROIT EDISON CO") AND inv:"AUGUSTUS MATTHEWS GEORGE" Page 1

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发明授权
Circuit breaker 失效

公开(公告)号：US2590989A

公开(公告)日：1952-04-01

申请号：US2262048

申请日：1948-04-22

Applicant: DETROIT EDISON CO

Inventor： AUGUSTUS MATTHEWS GEORGE

IPC: H01H33/46 , H01H73/18

CPC classification number: H01H33/46 , H01H73/18

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