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公开(公告)号:DE1101000B
公开(公告)日:1961-03-02
申请号:DEB0037770
申请日:1955-11-04
Applicant: BASF AG
Inventor: ROBL DR RUDOLF , MERKEL DR ERICH
IPC: G11B5/70
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公开(公告)号:DE1054247B
公开(公告)日:1959-04-02
申请号:DEB0042575
申请日:1956-11-24
Applicant: BASF AG
Inventor: MERKEL DR ERICH , PETERS DR CLEMENS , SCHAEFER DR KARL
IPC: G11B5/72
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公开(公告)号:DE1147399B
公开(公告)日:1963-04-18
申请号:DEB0065457
申请日:1962-01-10
Applicant: BASF AG
Inventor: MERKEL DR ERICH , SENKPIEL DR WERNER , WAGNER DR HERBERT
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公开(公告)号:DE1130194B
公开(公告)日:1962-05-24
申请号:DEB0060105
申请日:1960-11-16
Applicant: BASF AG
Inventor: WAGNER DR HERBERT , MERKEL DR ERICH
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