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公开(公告)号：US3413506A
公开(公告)日：1968-11-26
申请号：US56316966
申请日：1966-07-06
Applicant: BELL TELEPHONE LABOR INC
Inventor： CUTHBERT JOHN D , HOPFIELD JOHN J , THOMAS DAVID G
IPC: H01L33/00
CPC classification number: H01L33/0066 , H01L33/00
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