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发明名称
Снаряд для направленного бурения скважин
摘要
申请公布号
SU130440(A1)
申请公布日期
1960.11.30
申请号
SU19590647061
申请日期
1959.12.14
申请人
GRIBSKIJ N.A.;LIKHODED V.YA.;PAVLYUCHENKO S.A.;PENKOV A.S.;YUSHKOV A.S.
发明人
GRIBSKIJ N.A.;LIKHODED V.YA.;PAVLYUCHENKO S.A.;PENKOV A.S.;YUSHKOV A.S.
分类号
E21B7/08
主分类号
E21B7/08
代理机构
代理人
主权项
地址
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