Concentration of mica,申请号US19410394498-传众专利搜索

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发明名称	Concentration of mica
摘要
申请公布号	US2303962(A)	申请公布日期	1942.12.01
申请号	US19410394498	申请日期	1941.05.21
申请人	PHOSPHATE RECOVERY CORPORATION	发明人	TARTARON FRANCIS X.;COLE ALLEN T.
分类号	B03D1/001	主分类号	B03D1/001
代理机构		代理人
主权项
地址

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