,申请号DD19740181705-传众专利搜索

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法人/股东/高管

发明名称
摘要
申请公布号	DD115640(A5)	申请公布日期	1975.10.12
申请号	DD19740181705	申请日期	1974.10.15
申请人		发明人
分类号	B01D53/14;B01D53/26;C01B17/56;C01B17/76;(IPC1-7):C01B17/56	主分类号	B01D53/14
代理机构		代理人
主权项
地址

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