Improvements in or relating to a pumping apparatus particularly for deep wells,申请号GB19470016082-传众专利搜索

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法人/股东/高管

发明名称	Improvements in or relating to a pumping apparatus particularly for deep wells
摘要
申请公布号	GB638027(A)	申请公布日期	1950.05.31
申请号	GB19470016082	申请日期	1947.06.18
申请人	ARNOLD S. SOBERG	发明人
分类号	F04B47/08;F04B53/12	主分类号	F04B47/08
代理机构		代理人
主权项
地址

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