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发明名称
摘要
申请公布号
JPS63184448(U)
申请公布日期
1988.11.28
申请号
JP19870072910U
申请日期
1987.05.18
申请人
发明人
分类号
G11B17/04;G11B17/043;(IPC1-7):G11B17/04
主分类号
G11B17/04
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代理人
主权项
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