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公开(公告)号:DE1524816A1
公开(公告)日:1970-12-17
申请号:DE1524816
申请日:1967-08-29
Applicant: BASF AG
Inventor: GEORG SCHNELL DR , JOB-WERNER HARTMANN DR , ERNST KOEHNLEIN DR , HAMMON FRITZ
IPC: G03B21/32 , G11B23/037
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公开(公告)号:DE1544663A1
公开(公告)日:1969-06-26
申请号:DE1544663
申请日:1965-11-13
Applicant: BASF AG
Inventor: ERNST KOEHNLEIN DR , KARL STANGE DR
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