Steam column still,申请号US19330659720-传众专利搜索

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发明名称	Steam column still
摘要
申请公布号	US1986431(A)	申请公布日期	1935.01.01
申请号	US19330659720	申请日期	1933.03.06
申请人	LUIS DE FLOREZ	发明人	GRAY JAMES W.
分类号	B01D3/18	主分类号	B01D3/18
代理机构		代理人
主权项
地址

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