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经营范围
发明名称
CIRCUITO DI INTERFACCIA DI LINEE A DIVISIONE DI TEMPO.
摘要
申请公布号
IT7827328(D0)
申请公布日期
1978.09.05
申请号
IT19780027328
申请日期
1978.09.05
申请人
WESTERN ELECTRIC CO. INCORPORATED
发明人
分类号
H04J3/06;H04Q11/04;(IPC1-7):H04B/
主分类号
H04J3/06
代理机构
代理人
主权项
地址
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