Improvements in or relating to methods of and means for separating granular materials by alluviation in troughs,申请号GB19530031230-传众专利搜索

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发明名称	Improvements in or relating to methods of and means for separating granular materials by alluviation in troughs
摘要
申请公布号	GB765198(A)	申请公布日期	1957.01.02
申请号	GB19530031230	申请日期	1954.01.11
申请人	FRANK FROST RIDLEY	发明人
分类号	B03B5/60;B03B5/62	主分类号	B03B5/60
代理机构		代理人
主权项
地址

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