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发明名称
Verallgemeinerte Anordnung für Telekommunikationskunden-Signalisierungen
摘要
申请公布号
DE69118138(D1)
申请公布日期
1996.04.25
申请号
DE19916018138
申请日期
1991.12.03
申请人
AT & T CORP., NEW YORK, N.Y., US
发明人
GARLAND, STUART MANDEL, MORTON GROVE, ILLINOIS 60053, US
分类号
H04M1/27;H04M3/42;H04M3/44;H04Q3/47;(IPC1-7):H04M3/44
主分类号
H04M1/27
代理机构
代理人
主权项
地址
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