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发明名称
Improvements in and relating to fluid actuated valves
摘要
申请公布号
GB524041(A)
申请公布日期
1940.07.29
申请号
GB19390002010
申请日期
1939.01.20
申请人
WILLIAM ERNEST WASHBROOK
发明人
分类号
F16K31/363
主分类号
F16K31/363
代理机构
代理人
主权项
地址
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