Improvements in rotary hydraulic valves,申请号GB19450000573-传众专利搜索

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发明名称	Improvements in rotary hydraulic valves
摘要
申请公布号	GB587382(A)	申请公布日期	1947.04.23
申请号	GB19450000573	申请日期	1945.01.06
申请人	THE ENGLISH ELECTRIC COMPANY LIMITED;PAUL WERNER SEEWER	发明人
分类号	E02B9/02;F16K5/06	主分类号	E02B9/02
代理机构		代理人
主权项
地址

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