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发明名称
Gas lift pumping apparatus
摘要
申请公布号
US1834369(A)
申请公布日期
1931.12.01
申请号
US19280266414
申请日期
1928.03.31
申请人
THE NATIONAL SUPPLY COMPANY
发明人
ARCHER MERTON T.
分类号
F04F1/06
主分类号
F04F1/06
代理机构
代理人
主权项
地址
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