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发明名称
Pressure operated by-pass valve for pumping apparatus
摘要
申请公布号
US3118466(A)
申请公布日期
1964.01.21
申请号
US19610086237
申请日期
1961.01.31
申请人
THE TEXAS PIPE LINE COMPANY
发明人
BAGWELL MARSHALL U.
分类号
F16K31/363
主分类号
F16K31/363
代理机构
代理人
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地址
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