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经营范围
发明名称
Cellular telephony authentication arrangement
摘要
申请公布号
EP0532227(B1)
申请公布日期
1999.11.24
申请号
EP19920307999
申请日期
1992.09.03
申请人
AT&T CORP.
发明人
REEDS III, JAMES ALEXANDER;TREVENTI, PHILIP ANDREW;YU, I-HSIANG
分类号
G09C1/00;H04L9/32;H04W12/06;(IPC1-7):H04L9/32;H04Q7/38
主分类号
G09C1/00
代理机构
代理人
主权项
地址
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