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公开(公告)号：US3294886A
公开(公告)日：1966-12-27
申请号：US41748464
申请日：1964-12-10
Applicant: BASF AG
Inventor： GUSTAV LOEWENBERG , HERBERT WAGNER
CPC classification number: B29C47/884 , B29C41/24 , B29C41/28 , B29C47/0021
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