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公开(公告)号：US2937962A
公开(公告)日：1960-05-24
申请号：US64742357
申请日：1957-03-20
Applicant: TEXAS INSTRUMENTS INC
Inventor： KITCHENS LEE G , BOYD CORNELISON
IPC: H01L21/288 , H01L29/00
CPC classification number: H01L21/288 , H01L29/00
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