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发明名称
摘要
申请公布号
JP2541042(Y2)
申请公布日期
1997.07.09
申请号
JP19910004321U
申请日期
1991.01.17
申请人
发明人
分类号
G11B7/085;G11B7/09;G11B7/13;(IPC1-7):G11B7/09
主分类号
G11B7/085
代理机构
代理人
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