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发明名称
Improvements in or relating to fluid control valves
摘要
申请公布号
GB927994(A)
申请公布日期
1963.06.06
申请号
GB19610009705
申请日期
1961.03.16
申请人
UNITED STATES STEEL CORPORATION
发明人
分类号
F04B53/10;F16K15/06
主分类号
F04B53/10
代理机构
代理人
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地址
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