发明名称 Visible markings on the ground of the necessary stopping distances for vehicles
摘要 <p>The device consists of coloured sections which give the stopping distances on wet ground 2 by total colouring of the ground and on dry ground 1 by a "saw-tooth" shape. Intended for the visual information of road users. <IMAGE></p>
申请公布号 FR2619135(A1) 申请公布日期 1989.02.10
申请号 FR19870011376 申请日期 1987.08.04
申请人 PAULHE CLAUDE 发明人
分类号 E01F9/04;G08G1/09 主分类号 E01F9/04
代理机构 代理人
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