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发明名称
sound proof wall of using concrete block type
摘要
申请公布号
KR100493547(B1)
申请公布日期
2005.06.10
申请号
KR20030022065
申请日期
2003.04.08
申请人
发明人
分类号
E01F8/00;(IPC1-7):E01F8/00
主分类号
E01F8/00
代理机构
代理人
主权项
地址
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