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公开(公告)号：DE1293151B
公开(公告)日：1969-04-24
申请号：DEB0091773
申请日：1967-03-25
Applicant: BASF AG
Inventor： NAARMANN , HERBERT DR , WISSEROTH , KARL DR , KASTNING , ERNST-GUENTHER DR
IPC: C07C7/12
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