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发明名称
UNDERGROUND CUT-OFF METHOD
摘要
申请公布号
JPH04339918(A)
申请公布日期
1992.11.26
申请号
JP19910014883
申请日期
1991.01.16
申请人
TAISEI CORP
发明人
KODERA HIDENORI
分类号
E02D29/02;E02D5/03;E02D5/20;F24F13/06;(IPC1-7):E02D29/02
主分类号
E02D29/02
代理机构
代理人
主权项
地址
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