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经营范围
发明名称
MAGNETIC HEAD DEVICE
摘要
PURPOSE:To keep a constant pressure for the magnetic head, by compensating the reduction of the contact pressure between the magnetic tape and the magnetic head by the wind pressure receiving surface.
申请公布号
JPS53102725(A)
申请公布日期
1978.09.07
申请号
JP19770017986
申请日期
1977.02.21
申请人
SONY CORP
发明人
UEHARA SOUICHI
分类号
G11B5/588;G11B5/53
主分类号
G11B5/588
代理机构
代理人
主权项
地址
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