Method of and apparatus for dry concentration,申请号US19380193702-传众专利搜索

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发明名称	Method of and apparatus for dry concentration
摘要
申请公布号	US2186599(A)	申请公布日期	1940.01.09
申请号	US19380193702	申请日期	1938.03.03
申请人	BEACH GEORGE W	发明人	BEACH GEORGE W.
分类号	B07B7/01	主分类号	B07B7/01
代理机构		代理人
主权项
地址

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