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公开(公告)号:DE2252489A1
公开(公告)日:1973-07-05
申请号:DE2252489
申请日:1972-10-26
Applicant: IBM
Inventor: ANDERSON JUN ROBERT DOUGLAS , HASLER GEROLD BERNHARD , KIRBY RALPH WILLIAM , WHITE KRAIG RICHARD
IPC: G06F12/06 , G06F13/42 , G09G5/00 , G09G5/36 , G11C11/406 , G11C19/18 , G11C19/28 , G06F13/00