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经营范围
发明名称
MAGNETIC DISK DEVICE
摘要
申请公布号
JPS6448274(A)
申请公布日期
1989.02.22
申请号
JP19870204722
申请日期
1987.08.17
申请人
NEC CORP
发明人
TANI AKIRO
分类号
G11B21/10
主分类号
G11B21/10
代理机构
代理人
主权项
地址
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