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公开(公告)号：US3002107A
公开(公告)日：1961-09-26
申请号：US73917458
申请日：1958-06-02
Applicant: IBM
Inventor： HENLE ROBERT A , VALENTINE EDWARD H , PETER HALPERN
IPC: H03K17/041
CPC classification number: H03K17/04113
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