发明名称 Sign holder displaying eastern or western characters - has eight-sector circular protuberances on surface with channels crossing and between them receiving contrasting strand
摘要 <p>The sign holder has a display surface with groups of projections sepd. by channels. The channels can removably accommodate a strong string contrasting with the surface but having a dia. similar to that of the channel diameters. The edges of the projections form the circumference of a circle and there are at least two channels crossing within each group. The groups contain eight equally spaced sectors forming a circle and the groups are arranged into a matrix so that the string can be laid between the groups. Bordering each of the groups are lengthwise extending channels and the holder is composed of translucent material which is also transparent to U.V.. There are also stencil fitting members.</p>
申请公布号 NL8601920(A) 申请公布日期 1988.02.16
申请号 NL19860001920 申请日期 1986.07.24
申请人 HERMANNUS GERHARDUS MARIA SILDERHUIS TE ENSCHEDE. 发明人
分类号 G09F7/02;G09F7/14;(IPC1-7):G09F9/30 主分类号 G09F7/02
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