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发明名称
Diffuser With Anti Back Flow Ability
摘要
申请公布号
KR200449948(Y1)
申请公布日期
2010.08.23
申请号
KR20090014813U
申请日期
2009.11.16
申请人
发明人
分类号
C02F3/20;B01F3/04;C02F1/74;C02F7/00
主分类号
C02F3/20
代理机构
代理人
主权项
地址
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