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发明名称
摘要
申请公布号
JP3076217(U)
申请公布日期
2001.03.30
申请号
JP20000006544U
申请日期
2000.09.08
申请人
发明人
分类号
E01F15/00;E01F15/02;G11B7/085;G11B21/02;(IPC1-7):E01F15/00
主分类号
E01F15/00
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