发明名称 ADVERTISING SIGN
摘要 An advertising sign comprising a tapered ground anchored post, with its smallest diameter at its top section and its largest diameter at its bottom section; a flat, rigid frame, destined to support an advertising sheet; and a pair of rigid arms transversely extending from the frame to secure same by friction fit to an intermediate section of the post in substantially vertical position, releasably lockingly both against further downward sinking thereof along the post and positively against translational motion thereof around the post.
申请公布号 CA2010947(A1) 申请公布日期 1991.08.26
申请号 CA19902010947 申请日期 1990.02.26
申请人 LAPRISE, MICHEL;SPINA, JOHN 发明人 LAPRISE, MICHEL;SPINA, JOHN
分类号 G09F7/18;(IPC1-7):G09F7/18 主分类号 G09F7/18
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