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公开(公告)号:US3023270A
公开(公告)日:1962-02-27
申请号:US82910759
申请日:1959-07-23
Applicant: ZENITH RADIO CORP
Inventor: EILERS CARL G , HENDRICKSON MELVIN C , HERRMANN RICHARD C
IPC: H04N7/167
CPC classification number: H04N7/167
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公开(公告)号:US2972010A
公开(公告)日:1961-02-14
申请号:US84796559
申请日:1959-10-22
Applicant: ZENITH RADIO CORP
Inventor: EILERS CARL G , ROSCHKE ERWIN M
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公开(公告)号:US3070662A
公开(公告)日:1962-12-25
申请号:US12812161
申请日:1961-07-31
Applicant: ZENITH RADIO CORP
Inventor: EILERS CARL G
CPC classification number: H03D1/2218 , H04B1/1646
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公开(公告)号:US2883449A
公开(公告)日:1959-04-21
申请号:US29171452
申请日:1952-06-04
Applicant: ZENITH RADIO CORP
Inventor: EILERS CARL G , ROSCHKE ERWIN M
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5.Compatible stereo sound system employing time modulation techniques 失效
Title translation: 兼容的立体声系统采用时间调制技术公开(公告)号:US3388214A
公开(公告)日:1968-06-11
申请号:US43007665
申请日:1965-02-03
Applicant: ZENITH RADIO CORP
Inventor: EILERS CARL G , RYPKEMA JOUKE N
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公开(公告)号:US2947804A
公开(公告)日:1960-08-02
申请号:US46370254
申请日:1954-10-21
Applicant: ZENITH RADIO CORP
Inventor: EILERS CARL G , ROSCHKE ERWIN M
IPC: H04K1/02
CPC classification number: H04K1/02
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公开(公告)号:US2926214A
公开(公告)日:1960-02-23
申请号:US68637357
申请日:1957-09-26
Applicant: ZENITH RADIO CORP
Inventor: EILERS CARL G
IPC: H04N7/16
CPC classification number: H04N7/16
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公开(公告)号:US3466386A
公开(公告)日:1969-09-09
申请号:US3466386D
申请日:1966-12-30
Applicant: ZENITH RADIO CORP
Inventor: DIAS FLEMING , EILERS CARL G , RYPKEMA JOUKE N
IPC: H04N9/66
CPC classification number: H04N9/66
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公开(公告)号:US3257512A
公开(公告)日:1966-06-21
申请号:US2303060
申请日:1960-04-18
Applicant: ZENITH RADIO CORP
Inventor: EILERS CARL G
CPC classification number: H04H20/48
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公开(公告)号:US3257511A
公开(公告)日:1966-06-21
申请号:US2292660
申请日:1960-04-18
Applicant: ZENITH RADIO CORP
Inventor: ROBERT ADLER , DE VRIES ADRIAN J , EILERS CARL G
CPC classification number: H04H20/48
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