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经营范围
发明名称
Relief valve
摘要
申请公布号
US2776798(A)
申请公布日期
1957.01.08
申请号
US19510254858
申请日期
1951.11.05
申请人
MUELLER CO.
发明人
MUELLER FRANK H.;TINKER EARL E.
分类号
F16K1/34
主分类号
F16K1/34
代理机构
代理人
主权项
地址
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