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公开(公告)号：US2841763A
公开(公告)日：1958-07-01
申请号：US36518653
申请日：1953-06-30
Applicant: RCA CORP
Inventor： RAYMOND STUART-WILLIAMS , MODLINSKI WITOLD M , LO ARTHUR W
CPC classification number: G01R33/14 , G01R33/1207
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