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发明名称
Hardwareschutzumschaltung für digitale Signale
摘要
申请公布号
DE69302405(T2)
申请公布日期
1996.09.12
申请号
DE19936002405T
申请日期
1993.01.14
申请人
AT & T CORP., NEW YORK, N.Y., US
发明人
ENG, STEPHEN KA-YEE, ANDOVER, MASSACHUSETTS 01810, US
分类号
H04B1/74;H04L1/22;H04L7/00;H04L29/14;(IPC1-7):H04L1/22
主分类号
H04B1/74
代理机构
代理人
主权项
地址
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