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公开(公告)号：US3114021A
公开(公告)日：1963-12-10
申请号：US13919561
申请日：1961-09-19
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor： HARM ALSON R , WAGNER WILLIAM D
IPC: H01H75/04
CPC classification number: H01H75/04
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