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公开(公告)号:US3177471A
公开(公告)日:1965-04-06
申请号:US5538760
申请日:1960-09-12
Applicant: IBM
Inventor: RABENDA EDWARD J , MARQUARDT EUGENE E
IPC: G06F7/02
CPC classification number: G06F7/026 , Y10S707/99936
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公开(公告)号:US3243783A
公开(公告)日:1966-03-29
申请号:US19654562
申请日:1962-05-10
Applicant: IBM
Inventor: RABENDA EDWARD J , BRODD WAYNE D , MARQUARDT EUGENE E
CPC classification number: G06F17/30985 , G11B27/107 , Y10S707/99931
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