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公开(公告)号：DE2257845A1
公开(公告)日：1973-06-28
申请号：DE2257845
申请日：1972-11-25
Applicant: IBM
Inventor： BAKER GORDON POWELL , CHANCE DUDLEY AUGUSTUS , WILCOX DAVID LAVERNE
IPC: H05K3/46 , H01L21/48 , H01L23/538 , H01B5/14
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