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发明名称
Improvements relating to fluid control valves
摘要
申请公布号
GB540928(A)
申请公布日期
1941.11.05
申请号
GB19400012810
申请日期
1940.08.09
申请人
FREDERICK JONES
发明人
分类号
F16K17/00
主分类号
F16K17/00
代理机构
代理人
主权项
地址
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