Method of and apparatus for separating materials,申请号US19300447201-传众专利搜索

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发明名称	Method of and apparatus for separating materials
摘要
申请公布号	US1873394(A)	申请公布日期	1932.08.23
申请号	US19300447201	申请日期	1930.04.25
申请人	WESTERN ELECTRIC COMPANY, INCORPORATED	发明人	HALLAM CECIL A.
分类号	B02C21/00;B02C23/00	主分类号	B02C21/00
代理机构		代理人
主权项
地址

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