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公开(公告)号:DE907888C
公开(公告)日:1954-03-29
申请号:DEB0007036
申请日:1939-08-22
Applicant: BASF AG
Inventor: MUELLER-CUNRADI DR MARTIN , GIEHNE DIPL-ING HELLMUT , KREKELER DR HEINZ
IPC: C07C45/66