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发明名称
REPAIRING AND REINFORCEMENT OF TUNNEL BY CONCRETE SPRAY CONSTRUCTION METHOD
摘要
申请公布号
JPS60233299(A)
申请公布日期
1985.11.19
申请号
JP19840087680
申请日期
1984.05.02
申请人
NITSUTOKU KENSETSU KK
发明人
KOBAYASHI TSUGUO;AOKI KAZUO
分类号
E21D11/10
主分类号
E21D11/10
代理机构
代理人
主权项
地址
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