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发明名称
METHOD FOR DESTROYING ROCKS
摘要
申请公布号
RU2055196(C1)
申请公布日期
1996.02.27
申请号
RU19920001854
申请日期
1992.10.22
申请人
NAUCHNO-PROIZVODSTVENNOE PREDPRIYATIE "INFORM-SISTEMA"
发明人
POPOV VALERIJ V;PROTASOV YURIJ I;ISHCHENKO IGOR S
分类号
E21C37/18;(IPC1-7):E21C37/18
主分类号
E21C37/18
代理机构
代理人
主权项
地址
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