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发明名称
摘要
申请公布号
JPH02128237(U)
申请公布日期
1990.10.23
申请号
JP19890033968U
申请日期
1989.03.24
申请人
发明人
分类号
G11B15/61;G11B15/665;(IPC1-7):G11B15/665
主分类号
G11B15/61
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代理人
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