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发明名称
SYSTEME DE TRANSMISSION NUMERIQUE AVEC POSSIBILITE DE COMMUTATION SUR UN CANAL DE PROTECTION
摘要
申请公布号
FR2505109(B1)
申请公布日期
1985.06.28
申请号
FR19820007043
申请日期
1982.04.23
申请人
WESTERN ELECTRIC CY INC
发明人
分类号
H04L1/22;H04B1/74;H04L7/10;(IPC1-7):H04L1/22;H04L25/00
主分类号
H04L1/22
代理机构
代理人
主权项
地址
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