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公开(公告)号：US3548178A
公开(公告)日：1970-12-15
申请号：US3548178D
申请日：1968-01-18
Applicant: IBM
Inventor： CARNEVALE RICHARD J , CURRAN JOHN E , DOHANICH GEORGE J JR , O'DONNELL JOHN F , SPEER WILLIAM H , TRUDGEN GARY A , WALLACE LEONARD J
CPC classification number: G06F11/00
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