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公开(公告)号:US2619618A
公开(公告)日:1952-11-25
申请号:US13734150
申请日:1950-01-07
Applicant: RCA CORP
Inventor: BERNARD ADLER
IPC: H03K25/00
CPC classification number: H03K25/00
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公开(公告)号:US2948884A
公开(公告)日:1960-08-09
申请号:US58871456
申请日:1956-06-01
Applicant: RCA CORP
Inventor: GUERBER HOWARD P , BERNARD ADLER
IPC: G11B20/20
CPC classification number: G11B20/20
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