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11.发明专利
公开(公告)号：JPH05112512A
公开(公告)日：1993-05-07
申请号：JP9275492
申请日：1992-04-13
Applicant: BASF AG
Inventor： RAINHORUTO KOORUHAUPUTO
IPC: C07C221/00 , C07C225/36 , C09B1/54
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