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公开(公告)号:US2253867A
公开(公告)日:1941-08-26
申请号:US35390740
申请日:1940-08-23
Applicant: RCA CORP
Inventor: PETERSON HAROLD O
IPC: H04B7/08
CPC classification number: H04B7/0817
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公开(公告)号:US2244725A
公开(公告)日:1941-06-10
申请号:US27578539
申请日:1939-05-26
Applicant: RCA CORP
Inventor: PETERSON HAROLD O
IPC: H03J1/20
CPC classification number: H03J1/20
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公开(公告)号:US2237631A
公开(公告)日:1941-04-08
申请号:US12786937
申请日:1937-02-26
Applicant: RCA CORP
Inventor: PETERSON HAROLD O
IPC: H04L27/06
CPC classification number: H04L27/06
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公开(公告)号:US2217623A
公开(公告)日:1940-10-08
申请号:US26490539
申请日:1939-03-30
Applicant: RCA CORP
Inventor: PETERSON HAROLD O
IPC: H01Q21/20
CPC classification number: H01Q21/20
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公开(公告)号:US2173180A
公开(公告)日:1939-09-19
申请号:US16485837
申请日:1937-09-21
Applicant: RCA CORP
Inventor: PETERSON HAROLD O
IPC: H03K4/86
CPC classification number: H03K4/86
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公开(公告)号:US2153589A
公开(公告)日:1939-04-11
申请号:US8049836
申请日:1936-05-19
Applicant: RCA CORP
Inventor: PETERSON HAROLD O
IPC: H01Q11/04
CPC classification number: H01Q11/04
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公开(公告)号:US2105096A
公开(公告)日:1938-01-11
申请号:US2525835
申请日:1935-06-06
Applicant: RCA CORP
Inventor: PETERSON HAROLD O
IPC: H03B5/34
CPC classification number: H03B5/34
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公开(公告)号:US2093095A
公开(公告)日:1937-09-14
申请号:US573435
申请日:1935-02-09
Applicant: RCA CORP
Inventor: PETERSON HAROLD O
IPC: H03G3/22
CPC classification number: H03G3/22
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公开(公告)号:US2093094A
公开(公告)日:1937-09-14
申请号:US64038432
申请日:1932-10-31
Applicant: RCA CORP
Inventor: PETERSON HAROLD O
IPC: H03F1/08
CPC classification number: H03F1/08
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