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发明名称
A network changing device
摘要
申请公布号
KR200449376(Y1)
申请公布日期
2010.07.06
申请号
KR20080006325U
申请日期
2008.05.15
申请人
发明人
分类号
H04Q5/24;H04L12/66;H04Q3/00
主分类号
H04Q5/24
代理机构
代理人
主权项
地址
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