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发明名称
TUNNEL EXCAVATING METHOD
摘要
申请公布号
JPH08165881(A)
申请公布日期
1996.06.25
申请号
JP19940334154
申请日期
1994.12.15
申请人
OKUMURA CORP
发明人
TAKAHASHI TOKUO;IGARASHI TSUTOMU;HAGIWARA YASUTOSHI;KIKYO EIKICHI
分类号
E21D9/00;E21D9/10;E21D9/12;(IPC1-7):E21D9/00
主分类号
E21D9/00
代理机构
代理人
主权项
地址
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