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经营范围
发明名称
DATA COMMUNICATION CONTROL SYSTEM
摘要
申请公布号
JPH04165733(A)
申请公布日期
1992.06.11
申请号
JP19900291279
申请日期
1990.10.29
申请人
NEC CORP
发明人
NAKA YOSHIHIRO;SUGIYAMA AKIE
分类号
H04L12/42
主分类号
H04L12/42
代理机构
代理人
主权项
地址
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