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发明名称
WALKING AID FOR BLIND
摘要
申请公布号
IL133805(D0)
申请公布日期
2001.04.30
申请号
IL19990133805
申请日期
1999.12.30
申请人
SHMUEL COHEN
发明人
分类号
A45B;A45B1/00;A61F9/06;A61H3/06;(IPC1-7):A45B
主分类号
A45B
代理机构
代理人
主权项
地址
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