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发明名称
Передвижной на колесном ходу станок для бурения скважин, ям для установки столбов
摘要
申请公布号
SU48441(A1)
申请公布日期
1936.08.31
申请号
SU19350176556
申请日期
1935.09.16
申请人
KUCHERENKO V.K.
发明人
KUCHERENKO V.K.
分类号
E21B7/02
主分类号
E21B7/02
代理机构
代理人
主权项
地址
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