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发明名称
Telecommunications service access arrangement
摘要
申请公布号
EP0709995(A3)
申请公布日期
1999.05.26
申请号
EP19950307417
申请日期
1995.10.18
申请人
AT&T CORP.
发明人
BRENDZEL, HENRY TZVI
分类号
H04M3/42;H04Q3/42;H04Q3/545;(IPC1-7):H04M3/42
主分类号
H04M3/42
代理机构
代理人
主权项
地址
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