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经营范围
发明名称
MANUFACTURE OF FERROMAGNETIC POWDER
摘要
申请公布号
JPH0287605(A)
申请公布日期
1990.03.28
申请号
JP19880240508
申请日期
1988.09.26
申请人
HITACHI MAXELL LTD
发明人
NAKAZUMI TETSUYA;KISHIMOTO MIKIO
分类号
G11B5/706;G11B5/842;H01F1/11
主分类号
G11B5/706
代理机构
代理人
主权项
地址
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