Concentration of metals,申请号US19290362125-传众专利搜索

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发明名称	Concentration of metals
摘要
申请公布号	US1843526(A)	申请公布日期	1932.02.02
申请号	US19290362125	申请日期	1929.05.10
申请人	MINERALS SEPARATION NORTH AMERICAN CORPORATION	发明人	TUCKER STANLEY
分类号	B03D1/02	主分类号	B03D1/02
代理机构		代理人
主权项
地址

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