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发明名称
ADVERTISEMENT DISPLAY SYSTEM WITH PUBLIC TRANSPORTATION SCHEDULE INFORMATION
摘要
申请公布号
KR20090053619(A)
申请公布日期
2009.05.27
申请号
KR20070120522
申请日期
2007.11.23
申请人
RYU, SAE GON
发明人
RYU, SAE GON
分类号
G06Q30/02;G06Q50/30
主分类号
G06Q30/02
代理机构
代理人
主权项
地址
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