A walking lead installation for blind person,申请号KR20060024211U-传众专利搜索

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发明名称	A walking lead installation for blind person
摘要
申请公布号	KR200432897(Y1)	申请公布日期	2006.12.07
申请号	KR20060024211U	申请日期	2006.09.08
申请人		发明人
分类号	A61H3/06;E01C5/00	主分类号	A61H3/06
代理机构		代理人
主权项
地址

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