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公开(公告)号：US3068293A
公开(公告)日：1962-12-11
申请号：US3756160
申请日：1960-06-21
Applicant: HOECHST AG
Inventor： HERMANN ZORN , FRIEDRICH PASS , ERWIN STEININGER
IPC: C07F9/50
CPC classification number: C07F9/505
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