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发明名称
摘要
申请公布号
JPH03124315(U)
申请公布日期
1991.12.17
申请号
JP19900032911U
申请日期
1990.03.30
申请人
发明人
分类号
G11B5/56;(IPC1-7):G11B5/56
主分类号
G11B5/56
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代理人
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