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发明名称
Improvements in float-operated valves
摘要
申请公布号
GB593170(A)
申请公布日期
1947.10.09
申请号
GB19450014486
申请日期
1945.06.08
申请人
R. G. BOARDMAN (ENGINEERING) LIMITED;JOSEPH EDWARD MASON
发明人
分类号
G05D9/02
主分类号
G05D9/02
代理机构
代理人
主权项
地址
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