Improvements in or relating to check valves,申请号GB19490024247-传众专利搜索

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发明名称	Improvements in or relating to check valves
摘要
申请公布号	GB658464(A)	申请公布日期	1951.10.10
申请号	GB19490024247	申请日期	1949.09.21
申请人	N.V. MACHINEFABRIEK REINEVELD	发明人
分类号	F16K15/14	主分类号	F16K15/14
代理机构		代理人
主权项
地址

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