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发明名称
Limited capacity check valve
摘要
申请公布号
US2781775(A)
申请公布日期
1957.02.19
申请号
US19500182683
申请日期
1950.09.01
申请人
THE OILGEAR COMPANY
发明人
MERRILL WESLEY P.
分类号
F16K15/06;F16K17/30
主分类号
F16K15/06
代理机构
代理人
主权项
地址
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