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公开(公告)号：KR780000591B1
公开(公告)日：1978-11-23
申请号：KR730001431
申请日：1973-08-28
Applicant: RCA CORP
Inventor： CHARLES D BOLTZ JR
IPC: H04N5/7826 , G11B15/467 , G11B19/28 , H04N5/76
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