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公开(公告)号：DE1006149B
公开(公告)日：1957-04-11
申请号：DEB0032231
申请日：1954-08-14
Applicant: BASF AG
Inventor： LENZ JOHANN , SCHEUERMANN DR HANS , SCHWAB DIPL-ING HANS
IPC: C08J9/33
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