Improvements relating to columns in particular distilling columns,申请号GB19530032566-传众专利搜索

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发明名称	Improvements relating to columns in particular distilling columns
摘要
申请公布号	GB725130(A)	申请公布日期	1955.03.02
申请号	GB19530032566	申请日期	1953.11.24
申请人	MARGRIT OTTILIE KUEHNI-RIETMANN;FRITZ HANS KUEHNI	发明人
分类号	B01D3/22;B01D3/32	主分类号	B01D3/22
代理机构		代理人
主权项
地址

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