Perfectionnements aux valves d'arrêt coulissantes,申请号FRD819538-传众专利搜索

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发明名称	Perfectionnements aux valves d'arrêt coulissantes
摘要
申请公布号	FR819538(A)	申请公布日期	1937.10.20
申请号	FRD819538	申请日期	1937.02.12
申请人	COCKBURNS LIMITED	发明人	NICOLL DONALD MAC
分类号	F16K3/18	主分类号	F16K3/18
代理机构		代理人
主权项
地址

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