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公开(公告)号:US2902682A
公开(公告)日:1959-09-01
申请号:US60630656
申请日:1956-08-27
Applicant: RCA CORP
Inventor: JOHNSON EDGAR J , GREEN MILTON W
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公开(公告)号:US3038073A
公开(公告)日:1962-06-05
申请号:US79918059
申请日:1959-03-13
Applicant: RCA CORP
Inventor: JOHNSON EDGAR J
IPC: G03G15/02
CPC classification number: G03G15/0291 , Y10S430/102
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