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发明名称
APPARATUS FOR SELECTIVE EXCAVATION OF MINERALS
摘要
申请公布号
SU1483044(A1)
申请公布日期
1989.05.30
申请号
SU19843759766
申请日期
1984.06.26
申请人
G PK EXI UGOLNOGO MASHINOSTROENIYA
发明人
KHOTEEV VASILIJ V,SU;GRIBOV VALERIJ F,SU;YUZHIN VLADIMIR I,SU;PARAMONOV VADIM I,SU
分类号
E21C27/02
主分类号
E21C27/02
代理机构
代理人
主权项
地址
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