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经营范围
发明名称
Improvements in or relating to relief valves
摘要
申请公布号
GB659079(A)
申请公布日期
1951.10.17
申请号
GB19480012530
申请日期
1948.05.06
申请人
ELECTRO-HYDRAULICS LIMITED
发明人
HANCOCK KENNETH GEORGE
分类号
F16K17/04
主分类号
F16K17/04
代理机构
代理人
主权项
地址
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