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发明名称
ESTABLISHMENT METHOD OF UNDERGROUND FOOTWAY AND THE STRUCTURE THAT USE STEEL PIPE PROPULSION
摘要
申请公布号
KR100514602(B1)
申请公布日期
2005.09.06
申请号
KR20050019750
申请日期
2005.03.09
申请人
SEOK JUNG CONSTRUCTION CO., LTD.;DONG-BU ENGINEERING & CONSTRUCTION INDUSTRY CO., LTD.;SY CONSTRUCTION CO., LTD.;SJ CONSTRUCTION CO., LTD.
发明人
WHANG, BACK SUN;LEE, JONG YOUNG
分类号
E21D9/06;(IPC1-7):E21D9/06
主分类号
E21D9/06
代理机构
代理人
主权项
地址
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