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发明名称
Ротор для проходческих буровых установок
摘要
申请公布号
SU132582(A1)
申请公布日期
1960.11.30
申请号
SU19600657061
申请日期
1960.03.01
申请人
GOLUBEV L.I.;NOSOVSKIJ A.A.
发明人
GOLUBEV L.I.;NOSOVSKIJ A.A.
分类号
E21D1/06;E21B3/04
主分类号
E21D1/06
代理机构
代理人
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