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公开(公告)号:US2270176A
公开(公告)日:1942-01-13
申请号:US29657839
申请日:1939-09-26
Applicant: RCA CORP
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公开(公告)号:US2218088A
公开(公告)日:1940-10-15
申请号:US23318838
申请日:1938-10-04
Applicant: RCA CORP
Inventor: ALEXANDRE HOROWITZ , BORGE KNOS GUNNAR
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公开(公告)号:US2251054A
公开(公告)日:1941-07-29
申请号:US24608838
申请日:1938-12-16
Applicant: RCA CORP
CPC classification number: G05D3/1481 , H03J1/18 , H03J5/146
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公开(公告)号:US2205097A
公开(公告)日:1940-06-18
申请号:US16910337
申请日:1937-10-15
Applicant: RCA CORP
Inventor: BORGE KNOS GUNNAR , ALEXANDRE HOROWITZ
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