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发明名称
过滤器
摘要
申请公布号
CN3663576D
申请公布日期
2007.06.27
申请号
CN200630069279.5
申请日期
2006.08.15
申请人
余泽强
发明人
余泽强
分类号
23-01
主分类号
23-01
代理机构
广东世纪专利事务所
代理人
刘 卉
主权项
地址
510160广东省广州市南岸路62号二楼
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