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发明名称
TIME DIVISION MULTIPLEXED DIGITAL SWITCHING APPARATUS
摘要
申请公布号
HK2778(A)
申请公布日期
1978.01.20
申请号
HK19780000027
申请日期
1978.01.12
申请人
ERICSSON L M PTY LTD
发明人
分类号
H04Q3/58;G06F9/00;H04L17/16;H04M;H04Q;H04Q3/47;H04Q3/78;H04Q11/04;(IPC1-7):H04Q11/04
主分类号
H04Q3/58
代理机构
代理人
主权项
地址
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