,申请号DE19712137847-传众专利搜索

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发明名称
摘要
申请公布号	DE2137847(A1)	申请公布日期	1972.02.10
申请号	DE19712137847	申请日期	1971.07.28
申请人	HITACHI LTD	发明人
分类号	B01D53/04;B01D53/50;B01D53/81;B01D53/86;(IPC1-7):B01D53/14	主分类号	B01D53/04
代理机构		代理人
主权项
地址

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