Improvements in and relating to rotary machines for the compression or propulsion of fluids,申请号GB19290030963-传众专利搜索

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发明名称	Improvements in and relating to rotary machines for the compression or propulsion of fluids
摘要
申请公布号	GB342791(A)	申请公布日期	1931.02.12
申请号	GB19290030963	申请日期	1929.10.12
申请人	FREDERICK CHARLES GREENFIELD	发明人
分类号	F01C21/10;F04C2/16	主分类号	F01C21/10
代理机构		代理人
主权项
地址

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