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公开(公告)号：US3405258A
公开(公告)日：1968-10-08
申请号：US44618465
申请日：1965-04-07
Applicant: IBM
Inventor： GODOY HUMBERT C , GROSS NORMAN E
IPC: G06F9/22 , G06F11/267
CPC classification number: G06F11/2215 , G06F9/22 , G06F9/226
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