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发明名称
SISTEMA DE COMUTACAO DE PACOTES DE DADOS
摘要
申请公布号
PT89590(A)
申请公布日期
1989.10.04
申请号
PT19890089590
申请日期
1989.02.01
申请人
PLESSEY OVERSEAS LTD
发明人
JOHN SPENCER ARNOLD
分类号
H04L12/417;H04L12/433;(IPC1-7):H04Q11/04
主分类号
H04L12/417
代理机构
代理人
主权项
地址
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