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经营范围
发明名称
TRAFFIC CONGESTION CONTROLLING SYSTEM
摘要
申请公布号
JPH0272755(A)
申请公布日期
1990.03.13
申请号
JP19880223590
申请日期
1988.09.08
申请人
NIPPON TELEGR & TELEPH CORP <NTT>
发明人
NAKAJIMA SEIICHI;KAWANO HIROMICHI
分类号
H04M3/36;H04M3/38
主分类号
H04M3/36
代理机构
代理人
主权项
地址
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