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公开(公告)号：US3086978A
公开(公告)日：1963-04-23
申请号：US13070061
申请日：1961-05-05
Applicant: BAYER AG
Inventor： RUDOLF HILTMAN , HARTMUND WOLLWEBER , FRIEDRICH HOFFMEISTER , WOLFGANG WIRTH
IPC: C07C233/00
CPC classification number: C07C233/00
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