Improvements in winnowing devices,申请号GB19430000969-传众专利搜索

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发明名称	Improvements in winnowing devices
摘要
申请公布号	GB561419(A)	申请公布日期	1944.05.18
申请号	GB19430000969	申请日期	1943.01.19
申请人	JOHN ERNEST NEWMAN;DONALD STUART KENNEDY	发明人
分类号	B07B13/00	主分类号	B07B13/00
代理机构		代理人
主权项
地址

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