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公开(公告)号:CA630952A
公开(公告)日:1961-11-14
申请号:CA630952D
Applicant: IBM
Inventor: BUCHHOLZ WERNER , CRAWFORD DAVID J , DEUTSCHLE CECIL A
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公开(公告)号:CA561043A
公开(公告)日:1958-07-29
申请号:CA561043D
Applicant: IBM
Inventor: BUCHHOLZ WERNER , CRAWFORD DAVID J , DEUTSCHLE CECIL A
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