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公开(公告)号：DE975189C
公开(公告)日：1961-09-21
申请号：DEB0031130
申请日：1954-05-23
Applicant: BASF AG
Inventor： NIENBURG HANS DR , ECKERT ERNST DR , KOELSCH WALTER DR , GOILAV MALTE DR , PISTOR HANS JOACHIM DR
IPC: C07C45/50
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