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公开(公告)号：US3275539A
公开(公告)日：1966-09-27
申请号：US23657162
申请日：1962-11-09
Applicant: NORTH AMERICAN PHILLIPS COMPAN
IPC: H01L21/00 , H01L23/488
CPC classification number: H01L21/00 , H01L23/488 , H01L24/01
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