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公开(公告)号:US2743922A
公开(公告)日:1956-05-01
申请号:US34122253
申请日:1953-03-09
Applicant: RCA CORP
Inventor: HOEHN JOHN J
IPC: G03B19/18
CPC classification number: G03B19/18
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公开(公告)号:US2350682A
公开(公告)日:1944-06-06
申请号:US34886040
申请日:1940-07-31
Applicant: RCA CORP
Inventor: HOEHN JOHN J , ZIMMERMAN ARTHUR G
IPC: G11B3/08 , G11B19/265
CPC classification number: G11B3/08 , G11B19/265
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公开(公告)号:US2782263A
公开(公告)日:1957-02-19
申请号:US54399355
申请日:1955-10-31
Applicant: RCA CORP
Inventor: HOEHN JOHN J , HILLS FIELDING B
CPC classification number: G11B15/442 , G11B15/22
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公开(公告)号:US2530820A
公开(公告)日:1950-11-21
申请号:US52015244
申请日:1944-01-29
Applicant: RCA CORP
Inventor: HOEHN JOHN J , ZIMMERMAN ARTHUR G
IPC: G11B3/08 , G11B19/265
CPC classification number: G11B3/08 , G11B19/265
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公开(公告)号:US2106743A
公开(公告)日:1938-02-01
申请号:US59545832
申请日:1932-02-27
Applicant: RCA CORP
Inventor: HOEHN JOHN J
IPC: G11B17/00
CPC classification number: G11B17/00
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公开(公告)号:US3016211A
公开(公告)日:1962-01-09
申请号:US85538759
申请日:1959-11-25
Applicant: RCA CORP
Inventor: ECKER MARIO E , HOEHN JOHN J
IPC: G03B19/18
CPC classification number: G03B19/18
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公开(公告)号:US2985395A
公开(公告)日:1961-05-23
申请号:US44075854
申请日:1954-07-01
Applicant: RCA CORP
Inventor: HOEHN JOHN J , HILLS FIELDING B
CPC classification number: G11B5/56 , G11B15/442 , G11B15/48
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公开(公告)号:US2838305A
公开(公告)日:1958-06-10
申请号:US54399455
申请日:1955-10-31
Applicant: RCA CORP
Inventor: HOEHN JOHN J , HILLS FIELDING B
CPC classification number: G11B15/442 , G11B5/56 , Y10S84/29
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公开(公告)号:US2743647A
公开(公告)日:1956-05-01
申请号:US35127353
申请日:1953-04-27
Applicant: RCA CORP
Inventor: HOEHN JOHN J
IPC: H04N3/36
CPC classification number: H04N3/36 , Y10T74/1511
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公开(公告)号:US3076069A
公开(公告)日:1963-01-29
申请号:US1993360
申请日:1960-04-04
Applicant: RCA CORP
Inventor: DE CAMILLIS MASON , HOEHN JOHN J , JOHNSON WILLIAM E
IPC: H01H35/00
CPC classification number: H01H35/00
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