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经营范围
发明名称
MAGNETIC HEAD DEVICE
摘要
申请公布号
JPH03130908(A)
申请公布日期
1991.06.04
申请号
JP19890266253
申请日期
1989.10.16
申请人
HITACHI MAXELL LTD
发明人
UMEBAYASHI NOBUHIRO;TANAKA YOSHITO
分类号
G11B5/187
主分类号
G11B5/187
代理机构
代理人
主权项
地址
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