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1.发明授权
公开(公告)号：US2877248A
公开(公告)日：1959-03-10
申请号：US39864253
申请日：1953-12-16
Applicant: HOECHST AG
Inventor： MARTIN REUTER , RUDOLF REUBER
IPC: C07F5/06
CPC classification number: C07F5/069
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