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公开(公告)号:CA717959A
公开(公告)日:1965-09-14
申请号:CA717959D
Applicant: IBM
Inventor: RISEMAN JACOB , MAISSEL LEON I
公开(公告)号:CA714044A
公开(公告)日:1965-07-20
申请号:CA714044D
Inventor: MAISSEL LEON I