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公开(公告)号:US2796533A
公开(公告)日:1957-06-18
申请号:US35121853
申请日:1953-04-27
Applicant: RCA CORP
Inventor: MORTON GEORGE A , ROBINSON KENNETH W
IPC: G01R23/09
CPC classification number: G01R23/09
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公开(公告)号:US2750513A
公开(公告)日:1956-06-12
申请号:US33933453
申请日:1953-02-27
Applicant: RCA CORP
Inventor: ROBINSON KENNETH W , GREEN MILTON W , MORTON GEORGE A
IPC: G01T1/208
CPC classification number: G01T1/208
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