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公开(公告)号：DE1254887B
公开(公告)日：1967-11-23
申请号：DEB0068368
申请日：1962-08-09
Applicant: BASF AG
Inventor： SPECHT DR HANSGEORG , PFANNMUELLER DR HELMUT , FISCHER DIPL-ING CLAUS
IPC: G01N11/14
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