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经营范围
发明名称
Improvements in or relating to valves for regulating fluid flow
摘要
申请公布号
GB738911(A)
申请公布日期
1955.10.19
申请号
GB19530020557
申请日期
1953.07.24
申请人
VICKERS INCORPORATED
发明人
分类号
G05D16/10
主分类号
G05D16/10
代理机构
代理人
主权项
地址
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