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发明名称
Protection switching
摘要
申请公布号
GB0412742(D0)
申请公布日期
2004.07.07
申请号
GB20040012742
申请日期
2004.06.08
申请人
NORTEL NETWORKS LIMITED
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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