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发明名称
Monitoring system for subway station based on wireless communication
摘要
申请公布号
KR20110001408(U)
申请公布日期
2011.02.10
申请号
KR20090010145U
申请日期
2009.08.03
申请人
发明人
分类号
H04N7/18;B61L23/00;H04W4/14;H04W88/18
主分类号
H04N7/18
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