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发明名称
Improvements relating to valves for controlling the flow of fluids
摘要
申请公布号
GB991111(A)
申请公布日期
1965.05.05
申请号
GB19610007202
申请日期
1961.02.28
申请人
WILLIAM GOMERSALL
发明人
分类号
F16K5/20
主分类号
F16K5/20
代理机构
代理人
主权项
地址
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