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发明名称
TELESCOPING WIRELINE LUBRICATOR
摘要
申请公布号
US3568767(A)
申请公布日期
1971.03.09
申请号
USD3568767
申请日期
1969.01.23
申请人
LOCKHEED AIRCRAFT CORP.
发明人
FOLKER H. WEISS
分类号
E21B33/076;(IPC1-7):E21B33/03
主分类号
E21B33/076
代理机构
代理人
主权项
地址
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