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发明名称
Switching system for integrated voice/data communications
摘要
申请公布号
US4845704(A)
申请公布日期
1989.07.04
申请号
US19870033437
申请日期
1987.04.01
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
GEORGIOU, CHRISTOS J.;LEBIZAY, GERALD
分类号
H04L12/56;H04Q11/04
主分类号
H04L12/56
代理机构
代理人
主权项
地址
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