Improvements in and relating to valves,申请号GB19390025008-传众专利搜索

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发明名称	Improvements in and relating to valves
摘要
申请公布号	GB533527(A)	申请公布日期	1941.02.14
申请号	GB19390025008	申请日期	1939.08.31
申请人	THE BRITISH THOMSON-HOUSTON COMPANY, LIMITED	发明人
分类号	F16K39/02	主分类号	F16K39/02
代理机构		代理人
主权项
地址

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