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发明名称
VISUALLY HANDICAPPED PERSON GUIDANCE SYSTEM
摘要
申请公布号
JPH09149915(A)
申请公布日期
1997.06.10
申请号
JP19950312830
申请日期
1995.11.30
申请人
AIPHONE CO LTD
发明人
OHASHI TERUO
分类号
A61F9/08;G08B5/00;G08G1/005;(IPC1-7):A61F9/08
主分类号
A61F9/08
代理机构
代理人
主权项
地址
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