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经营范围
发明名称
ROAD TRAFFIC INFORMATION SYSTEM
摘要
申请公布号
JPH0196796(A)
申请公布日期
1989.04.14
申请号
JP19870253670
申请日期
1987.10.09
申请人
HITACHI LTD
发明人
TAKEZAKI JIRO;ARAKI HIROSHI
分类号
G08G1/09
主分类号
G08G1/09
代理机构
代理人
主权项
地址
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