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公开(公告)号：US2182871A
公开(公告)日：1939-12-12
申请号：US13313737
申请日：1937-03-26
Applicant: RCA CORP
Inventor： JONES NEVELL R , CARSON BENJAMIN R
IPC: H04N1/00
CPC classification number: H04N1/00631 , H04N1/00567 , H04N1/00676 , Y10T83/086 , Y10T83/2061 , Y10T83/4594 , Y10T83/4645 , Y10T83/5778
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