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发明名称
A telecommunications service access control method
摘要
申请公布号
GB0319563(D0)
申请公布日期
2003.09.24
申请号
GB20030019563
申请日期
2003.08.20
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
分类号
H04L9/32;H04L12/22;H04M3/38;H04M3/42
主分类号
H04L9/32
代理机构
代理人
主权项
地址
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