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公开(公告)号:US2925462A
公开(公告)日:1960-02-16
申请号:US48480255
申请日:1955-01-28
Applicant: RCA CORP
Inventor: PRITCHARD DALTON H , SCHROEDER ALFRED C , GIBSON WALTER G
IPC: H04N9/66
CPC classification number: H04N9/66
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公开(公告)号:US2743310A
公开(公告)日:1956-04-24
申请号:US39796053
申请日:1953-12-14
Applicant: RCA CORP
Inventor: SCHROEDER ALFRED C , GIBSON WALTER G
IPC: H04N11/14
CPC classification number: H04N11/143
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