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发明名称
Bus travel information system for the blind and vision-impaired
摘要
申请公布号
GB2470897(A)
申请公布日期
2010.12.15
申请号
GB20090009788
申请日期
2009.06.08
申请人
RABNAWAZ YOUSAFZAI
发明人
RABNAWAZ YOUSAFZAI
分类号
H04M1/247;G08G1/123
主分类号
H04M1/247
代理机构
代理人
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地址
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