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公开(公告)号:US2522880A
公开(公告)日:1950-09-19
申请号:US71621346
申请日:1946-12-14
Applicant: RCA CORP
Inventor: LINDENBLAD NILS E
CPC classification number: G01S1/02
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公开(公告)号:US2502657A
公开(公告)日:1950-04-04
申请号:US57034844
申请日:1944-12-29
Applicant: RCA CORP
Inventor: LINDENBLAD NILS E
IPC: G01R1/20
CPC classification number: G01R1/203
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公开(公告)号:US2488419A
公开(公告)日:1949-11-15
申请号:US49280543
申请日:1943-06-30
Applicant: RCA CORP
Inventor: LINDENBLAD NILS E
CPC classification number: G01S1/02
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公开(公告)号:US2487567A
公开(公告)日:1949-11-08
申请号:US69500746
申请日:1946-09-05
Applicant: RCA CORP
Inventor: LINDENBLAD NILS E
IPC: H01Q9/30
CPC classification number: H01Q9/30
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公开(公告)号:US2414266A
公开(公告)日:1947-01-14
申请号:US44874342
申请日:1942-06-27
Applicant: RCA CORP
Inventor: LINDENBLAD NILS E
IPC: H01Q13/18
CPC classification number: H01Q13/18
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公开(公告)号:US2412345A
公开(公告)日:1946-12-10
申请号:US47453943
申请日:1943-02-03
Applicant: RCA CORP
Inventor: LINDENBLAD NILS E
IPC: H01F19/04
CPC classification number: H01F19/04 , Y10T307/713
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公开(公告)号:US2401489A
公开(公告)日:1946-06-04
申请号:US42093641
申请日:1941-11-29
Applicant: RCA CORP
Inventor: LINDENBLAD NILS E
IPC: H01P7/04
CPC classification number: H01P7/04
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120.
公开(公告)号:US2366632A
公开(公告)日:1945-01-02
申请号:US42093441
申请日:1941-11-29
Applicant: RCA CORP
Inventor: LINDENBLAD NILS E , FINCH JAMES L
CPC classification number: G01S1/02
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