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公开(公告)号:DE1299027B
公开(公告)日:1969-07-10
申请号:DEB0085978
申请日:1966-02-26
Applicant: BASF AG
Inventor: POHLEMANN , HEINZ DR , CHRISTOPH , HELMUT DR , HARTMANN , JOB-WERNER DR
IPC: G11B5/72 , G11B5/73