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公开(公告)号:US2289054A
公开(公告)日:1942-07-07
申请号:US33267040
申请日:1940-05-01
Applicant: RCA CORP
Inventor: DIMMICK GLENN L
IPC: G11B7/00
CPC classification number: G11B7/00
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公开(公告)号:US2265103A
公开(公告)日:1941-12-02
申请号:US28181939
申请日:1939-06-29
Applicant: RCA CORP
Inventor: DIMMICK GLENN L
IPC: G11B7/00
CPC classification number: G11B7/00
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公开(公告)号:US2203191A
公开(公告)日:1940-06-04
申请号:US7690136
申请日:1936-04-29
Applicant: RCA CORP
Inventor: DIMMICK GLENN L
CPC classification number: G11B7/24 , G11B7/00 , G11B7/0032
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公开(公告)号:US2189311A
公开(公告)日:1940-02-06
申请号:US13868137
申请日:1937-04-24
Applicant: RCA CORP
Inventor: DIMMICK GLENN L
IPC: G11B7/00
CPC classification number: G11B7/00
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公开(公告)号:US2184548A
公开(公告)日:1939-12-26
申请号:US21591038
申请日:1938-06-25
Applicant: RCA CORP
Inventor: DIMMICK GLENN L
IPC: G01D15/14
CPC classification number: G01D15/14
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公开(公告)号:US2173681A
公开(公告)日:1939-09-19
申请号:US21784238
申请日:1938-07-07
Applicant: RCA CORP
Inventor: DIMMICK GLENN L
IPC: G11B7/00
CPC classification number: G11B7/00
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公开(公告)号:US2164734A
公开(公告)日:1939-07-04
申请号:US3273335
申请日:1935-07-23
Applicant: RCA CORP
Inventor: DIMMICK GLENN L
IPC: G11B7/00
CPC classification number: G11B7/00
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公开(公告)号:US2154067A
公开(公告)日:1939-04-11
申请号:US13790537
申请日:1937-04-20
Applicant: RCA CORP
Inventor: DIMMICK GLENN L
IPC: G11B7/00
CPC classification number: G11B7/00
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公开(公告)号:US2150319A
公开(公告)日:1939-03-14
申请号:US75965234
申请日:1934-12-29
Applicant: RCA CORP
Inventor: DIMMICK GLENN L
IPC: G11B7/00
CPC classification number: G11B7/00
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公开(公告)号:US2143059A
公开(公告)日:1939-01-10
申请号:US11818936
申请日:1936-12-30
Applicant: RCA CORP
Inventor: DIMMICK GLENN L
CPC classification number: G11B7/28
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