Dispositif d'équilibrage hydraulique pour pompes centrifuges verticales, en particulier pour pompes submersibles,申请号FRD891108-传众专利搜索

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发明名称	Dispositif d'équilibrage hydraulique pour pompes centrifuges verticales, en particulier pour pompes submersibles
摘要
申请公布号	FR891108(A)	申请公布日期	1944.02.28
申请号	FRD891108	申请日期	1942.09.30
申请人	SULZER FRERES	发明人
分类号	F04D1/12	主分类号	F04D1/12
代理机构		代理人
主权项
地址

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