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公开(公告)号：US2297663A
公开(公告)日：1942-09-29
申请号：US26715439
申请日：1939-04-10
Applicant: SEIBERLING LATEX PRODUCTS COMP
Inventor： STRASSMAN OTTO A
IPC: B29D99/00
CPC classification number: B29D99/0067 , B29L2031/4864 , Y10T156/1961
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