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发明名称
MAGNETIC FIELD ORIENTATION TREATMENT OF MAGNETIC DISK
摘要
申请公布号
JPH03269823(A)
申请公布日期
1991.12.02
申请号
JP19900067022
申请日期
1990.03.19
申请人
HITACHI LTD
发明人
KIKUCHI KOICHI;SAKAGUCHI ISAO
分类号
G11B5/845
主分类号
G11B5/845
代理机构
代理人
主权项
地址
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