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发明名称
A PULSE CODE MODULATED DIGITAL AUTOMATIC BRANCH EXCHANGE
摘要
申请公布号
AU562174(B2)
申请公布日期
1987.05.28
申请号
AU19830019414
申请日期
1983.08.15
申请人
BLOODWORTH, W.T. ET AL
发明人
BLOODWORTH, W.T.
分类号
H04Q3/58;H03K17/00;H04J3/02;H04Q11/04;(IPC1-7):H04B12/02;H04L5/22;H04L11/20;H04Q3/54
主分类号
H04Q3/58
代理机构
代理人
主权项
地址
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