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公开(公告)号：DK124001B
公开(公告)日：1972-09-04
申请号：DK371969
申请日：1969-07-09
Applicant: BASF AG
Inventor： BUCHHOLZ K , BUCHNER A , BRONSTERT K , WAGENKNECHT A , WURL G , HOFHERR F , LANG H
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