Gegenstromkolonne,申请号DE1928B137452D-传众专利搜索

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发明名称	Gegenstromkolonne
摘要
申请公布号	DE509927(C)	申请公布日期	1930.10.14
申请号	DE1928B137452D	申请日期	1928.05.13
申请人	CARL HEINRICH BORRMANN	发明人
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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