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经营范围
发明名称
Flexible Direct Signaling System
摘要
申请公布号
CA2200123(A1)
申请公布日期
1997.10.22
申请号
CA19972200123
申请日期
1997.03.17
申请人
LUCENT TECHNOLOGIES INC.
发明人
CHEN, KUO-WEI HERMAN;LA PORTA, THOMAS F.
分类号
H04Q3/00;(IPC1-7):H04M3/42
主分类号
H04Q3/00
代理机构
代理人
主权项
地址
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