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公开(公告)号：DE1291918B
公开(公告)日：1969-04-03
申请号：DEB0086111
申请日：1966-03-09
Applicant: BASF AG
Inventor： SCHERER , HERBERT DIPL-ING , BRODKORB , ERNST DR
IPC: G01N21/31 , G01N31/16
