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公开(公告)号：CH531831A
公开(公告)日：1972-12-31
申请号：CH1642769
申请日：1969-11-05
Applicant: DEGUSSA
Inventor： BERGMANN ELLIOT DR , YATES JOHN DR , SCHWARZE WERNER DR , WOLFGANG M DR WEIGERT
IPC: C07D251/54 , A01N9/22
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