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发明名称
FORCED PUMPINGGOUT METHOD OF UNDERGROUND WATER AND ITS DEVICE
摘要
申请公布号
JPS54144707(A)
申请公布日期
1979.11.12
申请号
JP19780052493
申请日期
1978.05.01
申请人
NISSAKU KK
发明人
MATSUYAMA TETSUO
分类号
E02D19/10
主分类号
E02D19/10
代理机构
代理人
主权项
地址
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