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公开(公告)号:US2522879A
公开(公告)日:1950-09-19
申请号:US69289146
申请日:1946-08-24
Applicant: RCA CORP
Inventor: LINDENBLAD NILS E
IPC: H01Q1/48
CPC classification number: H01Q1/48
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公开(公告)号:US2452202A
公开(公告)日:1948-10-26
申请号:US54790944
申请日:1944-08-03
Applicant: RCA CORP
Inventor: LINDENBLAD NILS E
IPC: H01P1/12
CPC classification number: H01P1/125
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公开(公告)号:US2403726A
公开(公告)日:1946-07-09
申请号:US45466042
申请日:1942-08-13
Applicant: RCA CORP
Inventor: LINDENBLAD NILS E
IPC: H01P1/15
CPC classification number: H01P1/15
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公开(公告)号:US2331206A
公开(公告)日:1943-10-05
申请号:US43596042
申请日:1942-03-24
Applicant: RCA CORP
Inventor: LINDENBLAD NILS E
IPC: H02N3/00
CPC classification number: H02N3/00
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公开(公告)号:US2312827A
公开(公告)日:1943-03-02
申请号:US41226641
申请日:1941-09-25
Applicant: RCA CORP
Inventor: LINDENBLAD NILS E
IPC: H03F1/16
CPC classification number: H03F1/16
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公开(公告)号:US2310853A
公开(公告)日:1943-02-09
申请号:US42374841
申请日:1941-12-20
Applicant: RCA CORP
Inventor: LINDENBLAD NILS E
IPC: H01Q21/20
CPC classification number: H01Q21/205
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