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公开(公告)号：DE2629749A1
公开(公告)日：1978-01-05
申请号：DE2629749
申请日：1976-07-02
Applicant: BASF AG
Inventor： GAISER DIETER ING GRAD , WOELLHAF JOSEF , SCHOETTLE KLAUS DIPL ING , LENNE HORST-UDO DIPL PHYS DR , GUENTHER FRIEDRICH ING GRAD , WENDT ERICH ING GRAD
IPC: G11B23/113 , G11B23/00
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