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公开(公告)号：US3389127A
公开(公告)日：1968-06-18
申请号：US22008762
申请日：1962-08-28
Applicant: HOECHST AG
Inventor： PAUL KRESSE PETER , ADOLF HARTMANN
CPC classification number: C08G63/826 , C08G63/84 , C08G63/85
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