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发明名称
APPARATUS FOR BORING MINE SHAFTS
摘要
申请公布号
SU945418(A1)
申请公布日期
1982.07.23
申请号
SU19792793574
申请日期
1979.07.09
申请人
VNII ORGANIZATSII MEKH SHAKHTNOGO STROITELSTVA
发明人
KUPCHINSKIJ IGOR A,SU;KACHAN VIL G,SU;PETRENKO EVGENIJ V,SU;SVIRSKIJ YULIJ I,SU;TEREKHOV NIKOLAJ D,SU
分类号
E21B10/00;(IPC1-7):E21B10/00
主分类号
E21B10/00
代理机构
代理人
主权项
地址
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