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发明名称
摘要
申请公布号
JP2684759(B2)
申请公布日期
1997.12.03
申请号
JP19890090022
申请日期
1989.04.10
申请人
发明人
分类号
G11B7/085;G11B7/09;G11B21/10;(IPC1-7):G11B7/09
主分类号
G11B7/085
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代理人
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