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经营范围
发明名称
NEGATIVE PRESSURE FLOATING HEAD SLIDER
摘要
申请公布号
JPH03125378(A)
申请公布日期
1991.05.28
申请号
JP19890261276
申请日期
1989.10.07
申请人
SONY CORP
发明人
FUJII FUMIICHIRO
分类号
G11B21/21
主分类号
G11B21/21
代理机构
代理人
主权项
地址
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