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发明名称
Data path protection
摘要
申请公布号
US4972405(A)
申请公布日期
1990.11.20
申请号
US19890364256
申请日期
1989.06.09
申请人
GEC PLESSEY TELECOMMUNICATIONS LIMITED
发明人
FERGUSON, STEPHEN P.
分类号
H04L1/22;H04B1/74
主分类号
H04L1/22
代理机构
代理人
主权项
地址
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