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公开(公告)号:DE1522975A1
公开(公告)日:1969-10-30
申请号:DE1522975
申请日:1966-07-09
Applicant: BASF AG
Inventor: HAMMON FRITZ , ERNST BELGER DIPL-PHYS
IPC: G11B5/56
公开(公告)号:DE1522975A1
公开(公告)日:1969-10-30
申请号:DE1522975
申请日:1966-07-09
Applicant: BASF AG
Inventor: HAMMON FRITZ , ERNST BELGER DIPL-PHYS
IPC: G11B5/56