Improvements relating to slide valves,申请号GB19360006576-传众专利搜索

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发明名称	Improvements relating to slide valves
摘要
申请公布号	GB471675(A)	申请公布日期	1937.09.06
申请号	GB19360006576	申请日期	1936.03.04
申请人	PARKINSON & COWAN (GAS METERS) LIMITED;EDWARD BUTTERWORTH	发明人
分类号	G01F3/22	主分类号	G01F3/22
代理机构		代理人
主权项
地址

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