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公开(公告)号：US3483165A
公开(公告)日：1969-12-09
申请号：US3483165D
申请日：1967-10-18
Applicant: BAYER AG
Inventor： KOCHER ERNST-ULRICH , EMDEN WOLFGANG VON DER , GLASER HEINRICH , HOLTSCHMIDT HANS
CPC classification number: C08G2/26
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