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专利名称：Information Display Device发明人：Ludovic Bertrand申请号：US12226967申请日：20070426
公开号：US20090229155A1公开日：20090917
专利附图：
摘要：There is disclosed an information display device, which comprises a groundattachment structure having a convex upper face, and a cooperating convex removable,transparent top cover, between which an information display support is arranged. Thestructure is hollowed-out on its upper face with channels enabling water to flow towards
openings for discharging water to the ground.
申请人：Ludovic Bertrand
地址：Bonnes FR
国籍：FR
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