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发明名称
PRECAST CONCRETE PANEL FOR SUPPORTING TUNNEL AND CONSTRUCTION METHOD USING THE SAME
摘要
申请公布号
KR20090047256(A)
申请公布日期
2009.05.12
申请号
KR20070113320
申请日期
2007.11.07
申请人
SYTECENC CO., LTD.
发明人
AHN, SUNG YOULL
分类号
E21D11/12;E21D11/00
主分类号
E21D11/12
代理机构
代理人
主权项
地址
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