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公开(公告)号：US2782124A
公开(公告)日：1957-02-19
申请号：US35146753
申请日：1953-04-27
Applicant: HOECHST AG
Inventor： VON ROSENBERG GUIDO , WILHELM SAUER
CPC classification number: C09G1/08 , B01F17/0028 , B01F17/0042 , Y10S516/02
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