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发明名称
METHOD AND SYSTEM FOR ROAMING COMMUNICATION
摘要
申请公布号
EP2400795(B1)
申请公布日期
2012.07.25
申请号
EP20090837350
申请日期
2009.12.14
申请人
HUAWEI TECHNOLOGIES CO., LTD.
发明人
TANG, HONG
分类号
H04W36/00;H04W8/06;H04W60/00
主分类号
H04W36/00
代理机构
代理人
主权项
地址
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