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公开(公告)号:US2982856A
公开(公告)日:1961-05-02
申请号:US51809355
申请日:1955-06-27
Applicant: RCA CORP
Inventor: CAMP PAUL R
IPC: G01J5/28 , G01J5/60 , G08B17/12
CPC classification number: G08B17/12 , G01J5/28 , G01J5/602
公开(公告)号:US2832898A
公开(公告)日:1958-04-29
申请号:US44279054
申请日:1954-07-12
IPC: H03K3/02 , H03K17/72
CPC classification number: H03K3/02 , H03K17/72