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公开(公告)号：DE3485146D1
公开(公告)日：1991-11-14
申请号：DE3485146
申请日：1984-07-24
Applicant: IBM
Inventor： HAMILTON KENNETH JOHN , POWELL JIMMIE LEE
IPC: C04B35/63 , C04B35/111 , C04B35/622 , C04B35/634 , C04B35/64 , G01N33/38 , H05K3/46 , C04B35/00
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