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发明名称
Improvements relating to valves for regulating fluid flow
摘要
申请公布号
GB740631(A)
申请公布日期
1955.11.16
申请号
GB19530004264
申请日期
1953.02.16
申请人
CHARLES SCOTT PRENDERGAST;HAMILTON GORDON
发明人
分类号
G05D7/01
主分类号
G05D7/01
代理机构
代理人
主权项
地址
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