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公开(公告)号：US3332995A
公开(公告)日：1967-07-25
申请号：US35546364
申请日：1964-03-27
Applicant: BASF AG
Inventor： HORST METZGER , HORST KOENIG
IPC: C08G18/38
CPC classification number: C08G18/3855
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