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经营范围
发明名称
SUBSTRATE FOR MAGNETIC DISK
摘要
申请公布号
JPS6180619(A)
申请公布日期
1986.04.24
申请号
JP19840201735
申请日期
1984.09.28
申请人
HITACHI LTD
发明人
ITO YASUSHI;IMAMURA MASAAKI;KATO YOSHIKI
分类号
G11B5/82;G11B5/73;G11B5/733
主分类号
G11B5/82
代理机构
代理人
主权项
地址
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