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发明名称
POLLING AND SELECTING SYSTEM
摘要
申请公布号
JPH04142135(A)
申请公布日期
1992.05.15
申请号
JP19900263839
申请日期
1990.10.03
申请人
NEC CORP
发明人
YAGI TSUKASA
分类号
H04L12/40
主分类号
H04L12/40
代理机构
代理人
主权项
地址
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