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公开(公告)号:US2568395A
公开(公告)日:1951-09-18
申请号:US4691548
申请日:1948-08-30
Applicant: RCA CORP
Inventor: HEROLD EDWARD W
IPC: H03J7/04
CPC classification number: H03J7/04
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公开(公告)号:US2516990A
公开(公告)日:1950-08-01
申请号:US45818942
申请日:1942-09-14
Applicant: RCA CORP
Inventor: HEROLD EDWARD W
CPC classification number: H03D9/065 , H01P7/02 , Y10T74/2186
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公开(公告)号:US2462496A
公开(公告)日:1949-02-22
申请号:US44028342
申请日:1942-04-24
Applicant: RCA CORP
Inventor: HEROLD EDWARD W
IPC: H01J25/78
CPC classification number: H01J25/78
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公开(公告)号:US2435541A
公开(公告)日:1948-02-03
申请号:US51973044
申请日:1944-01-26
Applicant: RCA CORP
Inventor: HEROLD EDWARD W , NORTH DWIGHT O
IPC: H03D9/06
CPC classification number: H03D9/065
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公开(公告)号:US2141750A
公开(公告)日:1938-12-27
申请号:US14906037
申请日:1937-06-19
Applicant: RCA CORP
Inventor: HEROLD EDWARD W
IPC: H03D7/10
CPC classification number: H03D7/10
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公开(公告)号:US2066038A
公开(公告)日:1936-12-29
申请号:US3559335
申请日:1935-08-10
Applicant: RCA CORP
Inventor: HEROLD EDWARD W
IPC: H03D7/10
CPC classification number: H03D7/10
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