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发明名称
NARROWWTRACK MAGNETIC HEAD
摘要
申请公布号
JPS5647910(A)
申请公布日期
1981.04.30
申请号
JP19790121109
申请日期
1979.09.20
申请人
HITACHI METALS LTD
发明人
KOU SHIYUNICHI;TSUCHIDA HIROSHI
分类号
G11B5/127;G11B5/187;G11B5/235
主分类号
G11B5/127
代理机构
代理人
主权项
地址
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