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发明名称
Menetelmä ja laite varmennetun puhelinpalvelun siirtämiseksi hybridikoaksiaalikaapeliverkossa
摘要
申请公布号
FI950362(A0)
申请公布日期
1995.01.27
申请号
FI19950000362
申请日期
1995.01.27
申请人
U S WEST TECHNOLOGIES, INC.
发明人
BEVERIDGE, GREGORY JOSEPH
分类号
H04N7/14;H04H60/96;H04M3/12;H04M3/20;H04M7/00;H04M11/00;H04M11/06;H04N7/173;H04Q3/42;H04Q11/02;(IPC1-7):H04B
主分类号
H04N7/14
代理机构
代理人
主权项
地址
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