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发明名称
Improvements in or relating to fluid-actuated valves
摘要
申请公布号
GB493169(A)
申请公布日期
1938.10.04
申请号
GB19370027842
申请日期
1937.10.13
申请人
FORGES ET ATELIERS DE CONSTRUCTIONS ELECTRIQUES DE JEUMONT
发明人
分类号
F16K31/40
主分类号
F16K31/40
代理机构
代理人
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