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发明名称
СПОСОБ РАЗРАБОТКИ КРУТОПАДАЮЩИХ РУДНЫХ ТЕЛ
摘要
申请公布号
RU2319011(C2)
申请公布日期
2008.03.10
申请号
RU20060102925
申请日期
2006.02.02
申请人
发明人
分类号
E21C41/22
主分类号
E21C41/22
代理机构
代理人
主权项
地址
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