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公开(公告)号:US2857482A
公开(公告)日:1958-10-21
申请号:US46526454
申请日:1954-10-28
Applicant: RCA CORP
Inventor: PUTZRATH FRANZ L , KARL SOLOMON
IPC: H04N7/10
CPC classification number: H04N7/102
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公开(公告)号:US2888515A
公开(公告)日:1959-05-26
申请号:US51377055
申请日:1955-06-07
Applicant: RCA CORP
Inventor: ABBETT ROY C , KARL SOLOMON
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