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公开(公告)号：US2616626A
公开(公告)日：1952-11-04
申请号：US57689245
申请日：1945-02-08
Applicant: IBM
Inventor： LAKE CLAIR D , AIKEN HOWARD H , HAMILTON FRANCIS E , DURFEE BENJAMIN M
IPC: G06F7/46
CPC classification number: G06F7/468
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