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公开(公告)号：US3071620A
公开(公告)日：1963-01-01
申请号：US78879459
申请日：1959-01-26
Applicant: BAYER AG
Inventor： WERNER MULLER , WILHELM MOLLERING , WERNER SCHOMMER
IPC: C07C47/56
CPC classification number: C07C47/56
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