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发明名称
METHOD FOR DRIVING MINE WORKINGS
摘要
申请公布号
RU1802143(C)
申请公布日期
1993.03.15
申请号
SU19904884003
申请日期
1990.11.20
申请人
TSNI PK I PROKHODCHESKIKH MAS
发明人
VYBORNOV VALENTIN S,SU;EVDOKIMENKOV NIKOLAJ P,SU;GAPANOVICH YURIJ M,SU;SMIRNOV VLADIMIR V,SU
分类号
E21D9/00;E21D9/06
主分类号
E21D9/00
代理机构
代理人
主权项
地址
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