Concentration of manganese ores,申请号US19420451739-传众专利搜索

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发明名称	Concentration of manganese ores
摘要
申请公布号	US2358055(A)	申请公布日期	1944.09.12
申请号	US19420451739	申请日期	1942.07.21
申请人	THE EMULSOL CORPORATION	发明人	CAHN FRANK J.
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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