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经营范围
发明名称
BOREHOLE ENGINE
摘要
申请公布号
SU569692(A1)
申请公布日期
1977.08.25
申请号
SU19752174342
申请日期
1975.09.10
申请人
BASHKIRSKIJ GNI PI NEFTYANOJ PROMYSHLENNOSTI
发明人
KHAMZIN KAMIL G,SU;KAGARMANOV NURULLA F,SU;VESELKOV PAVEL S,SU
分类号
(IPC1-7):E21B3/12
主分类号
(IPC1-7):E21B3/12
代理机构
代理人
主权项
地址
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