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经营范围
发明名称
PRODUCTION OF MAGNETIC RECORDING MEDIUM
摘要
申请公布号
JPH0281322(A)
申请公布日期
1990.03.22
申请号
JP19880232322
申请日期
1988.09.19
申请人
HITACHI LTD
发明人
ITO YASUSHI;IMAMURA MASAAKI
分类号
G11B5/842
主分类号
G11B5/842
代理机构
代理人
主权项
地址
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