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公开(公告)号：US3524497A
公开(公告)日：1970-08-18
申请号：US3524497D
申请日：1968-04-04
Applicant: IBM
Inventor： CHU RICHARD C , COHEN MARTIN G , GUPTA OMKARNATH
IPC: H01L23/473 , H05K7/20 , F28F7/00 , H01L1/12
CPC classification number: H01L23/473 , H01L2924/0002 , Y10S165/903 , H01L2924/00
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