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公开(公告)号：US3087847A
公开(公告)日：1963-04-30
申请号：US84249359
申请日：1959-09-25
Applicant: SEMPERIT AG
Inventor： OTTO BRUGGER , WOLFGANG POSCH
IPC: B29B15/04
CPC classification number: B29B15/04 , B29K2021/00 , B29K2105/246 , B29L2023/245
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