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发明名称
Регистратор перемещения бурового инструмента
摘要
申请公布号
SU127214(A1)
申请公布日期
1959.11.30
申请号
SU19590637843
申请日期
1959.08.31
申请人
VINNIK I.V.;IZRAELIT B.Z.;MELEKESTSEV A.I.
发明人
VINNIK I.V.;IZRAELIT B.Z.;MELEKESTSEV A.I.
分类号
E21B47/04
主分类号
E21B47/04
代理机构
代理人
主权项
地址
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