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发明名称
摘要
申请公布号
JPH0550570(U)
申请公布日期
1993.07.02
申请号
JP19910099281U
申请日期
1991.12.02
申请人
发明人
分类号
G11B11/10;G11B11/105;G11B17/34;G11B21/12;(IPC1-7):G11B21/12
主分类号
G11B11/10
代理机构
代理人
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