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发明名称
摘要
申请公布号
JPH0319075(Y2)
申请公布日期
1991.04.23
申请号
JP19830147948U
申请日期
1983.09.24
申请人
发明人
分类号
G11B15/44;G11B15/665;(IPC1-7):G11B15/665
主分类号
G11B15/44
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代理人
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