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发明名称
METHOD OF RPOTECTION OPEN-CUT MINING FROM UNDERGROUND WATER
摘要
申请公布号
SU648690(A1)
申请公布日期
1979.02.25
申请号
SU19762428054
申请日期
1976.12.07
申请人
BABUSHKIN VULF D,SU
发明人
BABUSHKIN VULF D,SU
分类号
E02D19/14;(IPC1-7):E02D19/14
主分类号
E02D19/14
代理机构
代理人
主权项
地址
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