发明名称 Plastic traffic barricade
摘要 A plastic traffic barricade comprises two integrally molded, generally planar panel units each having two upstanding legs interconnected by a panel member and each having a hinge projection mating with a hinge projection on the other panel unit and a hinge pin extending thru the mated hinge projections and a handle member extending between the mated pair of hinge projections.
申请公布号 US4974815(A) 申请公布日期 1990.12.04
申请号 US19900486306 申请日期 1990.02.28
申请人 BEST BARRICADE 发明人 GLASS, GEOFFREY M.
分类号 E01F13/02 主分类号 E01F13/02
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