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发明名称
CONNECTION NETWORKS FOR AUTOMATIC TELEPHONE EXCHANGE EQUIPMENT
摘要
申请公布号
GB1565742(A)
申请公布日期
1980.04.23
申请号
GB19770001590
申请日期
1977.01.14
申请人
JEUMONT-SCHNEIDER
发明人
分类号
H04Q3/52;H04Q11/04;(IPC1-7):H04Q11/04
主分类号
H04Q3/52
代理机构
代理人
主权项
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