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发明名称
BROADCAST NETWORKS
摘要
申请公布号
GB9023672(D0)
申请公布日期
1990.12.12
申请号
GB19900023672
申请日期
1990.10.31
申请人
GEC-MARCONI LIMITED
发明人
分类号
H04H20/67;H04W16/02;H04W16/12;H04W16/24
主分类号
H04H20/67
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