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发明名称
SURFACE MODIFIED FERROMAGNETIC CHROMIUM DIOXIDE
摘要
申请公布号
EP0078042(B1)
申请公布日期
1985.04.10
申请号
EP19820109818
申请日期
1982.10.23
申请人
E.I. DU PONT DE NEMOURS AND COMPANY
发明人
DOMBROWSKI, HENRY STEPHEN
分类号
G11B5/706;C01G37/027;H01F1/11;(IPC1-7):H01F1/11
主分类号
G11B5/706
代理机构
代理人
主权项
地址
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