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公开(公告)号:CA388402A
公开(公告)日:1940-04-30
申请号:CA388402D
Applicant: IBM
Inventor: DICKINSON ARTHUR H , DALY GEORGE F
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公开(公告)号:CA379532A
公开(公告)日:1939-02-14
申请号:CA379532D
Applicant: IBM
Inventor: DICKINSON ARTHUR H , DALY GEORGE F
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公开(公告)号:CA346383A
公开(公告)日:1934-11-27
申请号:CA346383D
Applicant: TABULATING MACHINE CO , IBM
Inventor: DALY GEORGE F , CUNNINGHAM JAMES M
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公开(公告)号:CA342620A
公开(公告)日:1934-06-26
申请号:CA342620D
Applicant: IBM , TABULATING MACHINE CO
Inventor: DALY GEORGE F
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