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公开(公告)号：US3445590A
公开(公告)日：1969-05-20
申请号：US3445590D
申请日：1965-03-19
Applicant: RCA CORP
Inventor： DISCHERT ROBERT A , HOBSON NORMAN L
CPC classification number: H03G3/3036 , H04N5/2352
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