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发明名称
Wireless instant messaging service method and system there-for
摘要
申请公布号
KR100542922(B1)
申请公布日期
2006.01.11
申请号
KR20030065944
申请日期
2003.09.23
申请人
发明人
分类号
H04W4/20;H04W4/12;H04W4/16
主分类号
H04W4/20
代理机构
代理人
主权项
地址
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