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发明名称
Improvements relating to hydraulic valves
摘要
申请公布号
GB434845(A)
申请公布日期
1935.09.10
申请号
GB19340019091
申请日期
1934.06.28
申请人
BIRMINGHAM ASBESTOS LIMITED;WILLIAM THOMAS COGGINS
发明人
分类号
F16K31/528
主分类号
F16K31/528
代理机构
代理人
主权项
地址
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