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发明名称
PASSIVE OPTICAL NETWORK
摘要
申请公布号
GB8924621(D0)
申请公布日期
1989.12.20
申请号
GB19890024621
申请日期
1989.11.01
申请人
BRITISH TELECOMMUNICATIONS PUBLIC LIMITED COMPANY
发明人
分类号
H04J3/06;H04J14/08
主分类号
H04J3/06
代理机构
代理人
主权项
地址
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