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发明名称
BOREHOLE BRILLING RIG
摘要
申请公布号
SU956780(A1)
申请公布日期
1982.09.07
申请号
SU19813248328
申请日期
1981.02.19
申请人
MO I INZHENEROV ZHELEZNODOROZHNOGO TRANSPORTA
发明人
SAMOKHIN SERGEJ A,SU;KONONOV VIKTOR M,SU;CHESNOKOV DMITRIJ V,SU;DIVIN OLEG A,SU
分类号
E21B19/24;E21B7/14;E21B15/00;(IPC1-7):E21C9/00;E21C11/00
主分类号
E21B19/24
代理机构
代理人
主权项
地址
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