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发明名称
Apparatus and method for notifying exchange times of filter for reverse osmotic water purifier
摘要
申请公布号
KR100521629(B1)
申请公布日期
2005.10.12
申请号
KR20030022585
申请日期
2003.04.10
申请人
发明人
分类号
B01D35/14;(IPC1-7):B01D35/14
主分类号
B01D35/14
代理机构
代理人
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地址
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