Valve for step-by-step servomotors,申请号US19490109603-传众专利搜索

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发明名称	Valve for step-by-step servomotors
摘要
申请公布号	US2542082(A)	申请公布日期	1951.02.20
申请号	US19490109603	申请日期	1949.08.10
申请人	HAROLD HODGSON RICHARD	发明人	HODGSON RICHARD HAROLD
分类号	F15B11/12;F16H3/00	主分类号	F15B11/12
代理机构		代理人
主权项
地址

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