Improvements in or relating to plug valves or cocks,申请号GB19290038739-传众专利搜索

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发明名称	Improvements in or relating to plug valves or cocks
摘要
申请公布号	GB338770(A)	申请公布日期	1930.11.27
申请号	GB19290038739	申请日期	1929.12.18
申请人	EVERED & CO., LIMITED;HAROLD JOHN BAILEY	发明人
分类号	F16K5/02	主分类号	F16K5/02
代理机构		代理人
主权项
地址

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