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经营范围
发明名称
Improvements in or relating to valves
摘要
申请公布号
GB738315(A)
申请公布日期
1955.10.12
申请号
GB19530003872
申请日期
1953.02.11
申请人
THE GENERAL ELECTRIC COMPANY LIMITED;FRANK BOOKER
发明人
分类号
F16K3/10
主分类号
F16K3/10
代理机构
代理人
主权项
地址
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