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公开(公告)号:US2858888A
公开(公告)日:1958-11-04
申请号:US56151056
申请日:1956-01-26
Applicant: IBM
Inventor: MCGAYHEY ROBERT E , WOODING EDWIN R
IPC: G06K1/08
CPC classification number: G06K1/08
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公开(公告)号:US2962240A
公开(公告)日:1960-11-29
申请号:US84280459
申请日:1959-09-28
Applicant: IBM
Inventor: MCGAYHEY ROBERT E , TRICHE JR JUNIUS A
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公开(公告)号:CA583390A
公开(公告)日:1959-09-15
申请号:CA583390D
Applicant: IBM
Inventor: MCGAYHEY ROBERT E , WOODING EDWIN R
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