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公开(公告)号：US3307761A
公开(公告)日：1967-03-07
申请号：US42813265
申请日：1965-01-26
Applicant: BASIC PRODUCTS CORP
Inventor： FREDRICK MILLER CHARLES , EDWIN GENTER ROBERT
CPC classification number: B65H51/18 , H01L21/67138
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