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发明名称
Improvements relating to valve arrangements in fluid pressure systems
摘要
申请公布号
GB505654(A)
申请公布日期
1939.05.11
申请号
GB19370027576
申请日期
1937.10.11
申请人
GEORGE HERBERT DOWTY
发明人
分类号
F16K15/04
主分类号
F16K15/04
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代理人
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