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经营范围
发明名称
Improvements relating to valves
摘要
申请公布号
GB574825(A)
申请公布日期
1946.01.22
申请号
GB19440001292
申请日期
1944.01.24
申请人
FIELD AIRCRAFT INSTRUMENTS & EQUIPMENT LIMITED;WILLIAM ANGUS MILLARD;JOHN AUSTIN
发明人
分类号
F16K7/12
主分类号
F16K7/12
代理机构
代理人
主权项
地址
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