发明名称 Information display device
摘要 There is disclosed an information display device, which comprises a ground attachment structure having a convex upper face, and a cooperating convex removable, transparent top cover, between which an information display support is arranged. The structure is hollowed-out on its upper face with channels enabling water to flow towards openings for discharging water to the ground.
申请公布号 US2012011755(A1) 申请公布日期 2012.01.19
申请号 US201113200007 申请日期 2011.09.15
申请人 BERTRAND LUDOVIC 发明人 BERTRAND LUDOVIC
分类号 G09F19/22;G09F7/12 主分类号 G09F19/22
代理机构 代理人
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