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发明名称
In-Service Upgrade for a Telecommunication System
摘要
申请公布号
CA2121404(A1)
申请公布日期
1994.11.11
申请号
CA19942121404
申请日期
1994.04.15
申请人
AMERICAN TELEPHONE AND TELEGRAPH COMPANY
发明人
BARANYAI, LAWRENCE;BUTLER, FRANCIS H.;COX, JOHN C.;LIN, CHI H.;SRINIVASAN, NATTU V.
分类号
H04Q3/52;H04Q3/68;(IPC1-7):H04Q3/42;H04B10/12
主分类号
H04Q3/52
代理机构
代理人
主权项
地址
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