Device for indicating the presence of water in and for removal of water from runner hubs of hydraulic turbines or pumps,申请号US19670656299-传众专利搜索

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发明名称	Device for indicating the presence of water in and for removal of water from runner hubs of hydraulic turbines or pumps
摘要
申请公布号	US3404738(A)	申请公布日期	1968.10.08
申请号	US19670656299	申请日期	1967.07.26
申请人	NYDQVIST & HOLM AKTIEBOLAG	发明人	LINDQUIST ARNE HERMAN
分类号	F03B11/00	主分类号	F03B11/00
代理机构		代理人
主权项
地址

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