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公开(公告)号：US3513398A
公开(公告)日：1970-05-19
申请号：US3513398D
申请日：1966-01-27
Applicant: RCA CORP
Inventor： BOSSARD BERNARD , YUAN SHUI
CPC classification number: H03D7/1408 , H03D9/0608
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