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发明名称
ONE-SHOT PNEUMATIC WELL IMPLEMENT
摘要
申请公布号
SU732509(A1)
申请公布日期
1980.05.05
申请号
SU19762370966
申请日期
1976.06.10
申请人
AZERB NII VODNYKH PROBLEM
发明人
SKLYANSKIJ VLADIMIR G,SU
分类号
E21B43/26;(IPC1-7):E21B43/26
主分类号
E21B43/26
代理机构
代理人
主权项
地址
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