Fluid pumps or motors of the vane type,申请号US19550498544-传众专利搜索

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发明名称	Fluid pumps or motors of the vane type
摘要
申请公布号	US2941479(A)	申请公布日期	1960.06.21
申请号	US19550498544	申请日期	1955.04.01
申请人	ROSAEN OSCAR E	发明人	ROSAEN OSCAR E.
分类号	F01C21/08	主分类号	F01C21/08
代理机构		代理人
主权项
地址

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