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公开(公告)号:US2742523A
公开(公告)日:1956-04-17
申请号:US25847251
申请日:1951-11-27
Applicant: RCA CORP
Inventor: PREISIG JOSEPH O , BARCO ALLEN A
IPC: H04N9/44
CPC classification number: H04N9/44
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公开(公告)号:US3059189A
公开(公告)日:1962-10-16
申请号:US675160
申请日:1960-02-04
Applicant: RCA CORP
Inventor: PREISIG JOSEPH O
IPC: H04H20/88
CPC classification number: H04H20/88
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14.
公开(公告)号:US2990445A
公开(公告)日:1961-06-27
申请号:US54667755
申请日:1955-11-14
Applicant: RCA CORP
Inventor: PREISIG JOSEPH O
IPC: H04N9/66
CPC classification number: H04N9/66
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公开(公告)号:US2829335A
公开(公告)日:1958-04-01
申请号:US41312654
申请日:1954-03-01
Applicant: RCA CORP
Inventor: PREISIG JOSEPH O , RHODES ROLAND N
IPC: H04N3/185
CPC classification number: H04N3/1853
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公开(公告)号:US2816261A
公开(公告)日:1957-12-10
申请号:US46569154
申请日:1954-10-29
Applicant: RCA CORP
Inventor: PREISIG JOSEPH O
IPC: G05F1/42
CPC classification number: G05F1/42
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19.
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公开(公告)号:US2982812A
公开(公告)日:1961-05-02
申请号:US58074856
申请日:1956-04-26
Applicant: RCA CORP
Inventor: RHODES ROLAND N , PREISIG JOSEPH O
IPC: H04N9/71
CPC classification number: H04N9/71
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