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发明名称
sound proofing for road use piezoelectric shunt
摘要
申请公布号
KR200380488(Y1)
申请公布日期
2005.03.30
申请号
KR20040037363U
申请日期
2004.12.30
申请人
发明人
分类号
E01F8/00;(IPC1-7):E01F8/00
主分类号
E01F8/00
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代理人
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