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发明名称
MAGNETIC DISK MEDIUM
摘要
申请公布号
JPH0495272(A)
申请公布日期
1992.03.27
申请号
JP19900212398
申请日期
1990.08.10
申请人
NEC CORP
发明人
TAKAHASHI HIROHITO;MURAKAMI YOICHI
分类号
G11B20/12
主分类号
G11B20/12
代理机构
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