发明名称 THREE-DIMENSIONAL MULTI-DIRECTIONAL CHARACTERS
摘要 Characters (10, 20, 30, 40, 50, 60, 65, 70, 75, 80, 90) are three-dimensional and can be read for a range of three hundred and sixty degrees about their horizontal plane. These characters can be arranged horizontally or vertically to create an advertising sign for a company or an information sign for a hospital or other facility.
申请公布号 WO0002180(A2) 申请公布日期 2000.01.13
申请号 WO1999US15060 申请日期 1999.07.01
申请人 KRAFT, HARLAN, LLOYD 发明人 KRAFT, HARLAN, LLOYD
分类号 G09F7/00;G09F19/00;(IPC1-7):G09F/ 主分类号 G09F7/00
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