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发明名称
STABLE CONSTRUCTION METHOD OF TUNNEL WORKING FACE
摘要
申请公布号
JPH04221115(A)
申请公布日期
1992.08.11
申请号
JP19900405071
申请日期
1990.12.21
申请人
FUJITA CORP
发明人
TAGUCHI YOSHIFUMI
分类号
E02D3/12;E21D9/04
主分类号
E02D3/12
代理机构
代理人
主权项
地址
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