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公开(公告)号:CH491440A
公开(公告)日:1970-05-31
申请号:CH1021569
申请日:1969-07-04
Applicant: IBM
Inventor: ALAN EDWARD GARNDER PETER , MICHAEL HENRY HALLETT , ROGER JAMES LLEWELYN , PETER JAMES TITMAN
IPC: G06F9/26 , G06F9/28 , G11C15/04 , G06F13/00