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经营范围
发明名称
Well pump
摘要
申请公布号
US3171629(A)
申请公布日期
1965.03.02
申请号
US19630265086
申请日期
1963.03.14
申请人
DRESSER INDUSTRIES, INC.
发明人
HARNEY DORAN B.
分类号
F04D13/04;F04D13/10
主分类号
F04D13/04
代理机构
代理人
主权项
地址
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