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公开(公告)号：DE1294360B
公开(公告)日：1969-05-08
申请号：DEB0092875
申请日：1967-06-06
Applicant: BASF AG
Inventor： GERLOFF , ULRICH DR , SPERBER , HEINRICH DR , JOSEF ZIPFEL
IPC: C07C45/38 , C07C47/055
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