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公开(公告)号：DE1270800B
公开(公告)日：1968-06-20
申请号：DE1270800
申请日：1962-12-22
Applicant: BASF AG
Inventor： BYERLEIN DR FRIEDRICH , KELLER RUDOLF , MAHLING DR DIETER , BECKER PETER , GAJEK DR CONRAD , WILHELM DR HANS
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