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公开(公告)号：US2037620A
公开(公告)日：1936-04-14
申请号：US73775234
申请日：1934-07-31
Applicant: RCA CORP
Inventor： DEWHURST WALLACE W , FRANK ESKUCHEN
CPC classification number: H01R4/027 , H01R9/20 , Y10S220/04
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