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发明名称
TUNNELING MACHINE INSTALLED ROLLER CUTTER FOR EASY TURNING FUNCTION
摘要
申请公布号
KR20050081712(A)
申请公布日期
2005.08.19
申请号
KR20040010075
申请日期
2004.02.16
申请人
KT CORPORATION
发明人
SEO, MYUNG WOO;OH, IG JIN;PARK, JUNG KWON
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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