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发明名称
CIRCUIT ARRANGEMENT OF A LINE TRANSMITTER WITH DIGITAL INPUT AND BIDIRECTIONAL DC OUTPUT
摘要
申请公布号
PL153747(B1)
申请公布日期
1991.05.31
申请号
PL19860257740
申请日期
1986.01.30
申请人
发明人
分类号
H04L;H04L25/00;H04L25/26;(IPC1-7):H04L25/00
主分类号
H04L
代理机构
代理人
主权项
地址
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