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经营范围
发明名称
HEAD POSITIONING CIRCUIT FOR MAGNETIC DISK DEVICE
摘要
申请公布号
JPH04162267(A)
申请公布日期
1992.06.05
申请号
JP19900288798
申请日期
1990.10.25
申请人
NEC CORP
发明人
TSUKAGOSHI SHINICHIRO
分类号
G11B21/08
主分类号
G11B21/08
代理机构
代理人
主权项
地址
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