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发明名称
摘要
申请公布号
JPS5532575(U)
申请公布日期
1980.03.01
申请号
JP19780115592U
申请日期
1978.08.23
申请人
发明人
分类号
G11B17/028;(IPC1-7):G11B3/62
主分类号
G11B17/028
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代理人
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