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经营范围
发明名称
Magnetic recording medium comprising acicular alloy magnetic powder.
摘要
申请公布号
EP0367159(B1)
申请公布日期
1995.05.24
申请号
EP19890120050
申请日期
1989.10.28
申请人
HITACHI MAXELL LTD.
发明人
NAKAZUMI, TETUYA;KISHIMOTO, MIKIO;SUEYOSHI, TOSHINOBU;KAWARAI, SEIGI
分类号
C22C33/02;G11B5/706;G11B5/712;G11B5/714;(IPC1-7):G11B5/706
主分类号
C22C33/02
代理机构
代理人
主权项
地址
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