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发明名称
A safety guide block for walkers
摘要
申请公布号
KR100776300(B1)
申请公布日期
2007.11.15
申请号
KR20050100212
申请日期
2005.10.24
申请人
发明人
分类号
E01C5/00;E01C5/18;E01C5/22
主分类号
E01C5/00
代理机构
代理人
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