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公开(公告)号:CA432020A
公开(公告)日:1945-12-18
申请号:CA432020D
Applicant: RCA CORP
Inventor: FLORY LESLIE E , VANCE ARTHUR W
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公开(公告)号:CA387554A
公开(公告)日:1940-03-19
申请号:CA387554D
Applicant: RCA CORP
Inventor: FLORY LESLIE E , MORTON GEORGE A
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