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发明名称
STRUCTURE OF TUNNEL
摘要
申请公布号
JPH04330200(A)
申请公布日期
1992.11.18
申请号
JP19910014850
申请日期
1991.01.14
申请人
MITSUI CONSTR CO LTD
发明人
MATSUNAGA KOSUKE;YUASA YASUTAKA
分类号
E21D9/14;E21F1/00
主分类号
E21D9/14
代理机构
代理人
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地址
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