Improvements in or relating to centrifugal pumps, particularly circulating pumps,申请号GB19390014331-传众专利搜索

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发明名称	Improvements in or relating to centrifugal pumps, particularly circulating pumps
摘要
申请公布号	GB529175(A)	申请公布日期	1940.11.15
申请号	GB19390014331	申请日期	1939.05.13
申请人	WILLIAM JOHN TENNANT	发明人
分类号	F04D15/00	主分类号	F04D15/00
代理机构		代理人
主权项
地址

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