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发明名称
TUNNEL EXCAVATOR
摘要
申请公布号
JPH10246095(A)
申请公布日期
1998.09.14
申请号
JP19970070653
申请日期
1997.03.07
申请人
OKUMURA CORP
发明人
WADA HIROSHI;OKAJIMA YUKIO
分类号
E21D9/10;(IPC1-7):E21D9/10
主分类号
E21D9/10
代理机构
代理人
主权项
地址
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