Improvements in electrically driven pipe well pumps,申请号GB19520000839-传众专利搜索

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发明名称	Improvements in electrically driven pipe well pumps
摘要
申请公布号	GB713872(A)	申请公布日期	1954.08.18
申请号	GB19520000839	申请日期	1952.01.10
申请人	KARL WERNERT	发明人
分类号	F04D13/10;H02K5/132	主分类号	F04D13/10
代理机构		代理人
主权项
地址

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