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发明名称
WATERPROOF APPARATUS OF TUNNEL
摘要
申请公布号
JPS5961700(A)
申请公布日期
1984.04.07
申请号
JP19820168264
申请日期
1982.09.29
申请人
TOUYOU BUTSUSAN KK
发明人
HOSHINO TAKAHIRO
分类号
E21F16/02
主分类号
E21F16/02
代理机构
代理人
主权项
地址
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