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发明名称
DEVICE FOR CHARGING INUNDATED BOREHOLES
摘要
申请公布号
RU1802114(C)
申请公布日期
1993.03.15
申请号
SU19904890950
申请日期
1990.12.17
申请人
SOKOLOVSKO-SARBAJSKOE GORNO-OBOGATITELNOE PROIZV OBEDINENIE
发明人
BIKBOV ASKHAT I,SU;VAJS ANDREJ F,SU
分类号
E21C37/00
主分类号
E21C37/00
代理机构
代理人
主权项
地址
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