发明名称 Weights for road markers
摘要 Weights for road markers and signs having a laminate structure of a plurality of side walls of discarded vehicle tires assembled and fastened in a stacked configuration and slidable over the road markers and sign frames. The weight of the laminate structure stabilizes the road marker or sign to prevent the marker or sign from being blown or knocked over on its side.
申请公布号 US5199813(A) 申请公布日期 1993.04.06
申请号 US19920876451 申请日期 1992.04.30
申请人 NAGLER, YAACOV 发明人 NAGLER, YAACOV
分类号 E01F9/012 主分类号 E01F9/012
代理机构 代理人
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