发明名称 Sign holder
摘要 A sign holder, having upper and lower parts, for supporting temporarily located signs. The upper and lower parts are formed from one or more tubes which telescope into each other to allow the sign holder to support signs of varying sizes. Various cantilevers and further tubes or supports may be affixed to the sign holder to provide additional support and to enable the rapid erection and dissassembly of the sign holder.
申请公布号 US4219179(A) 申请公布日期 1980.08.26
申请号 US19780900516 申请日期 1978.04.27
申请人 SILBERNAGEL, HERMANN 发明人 SILBERNAGEL, HERMANN
分类号 E01F9/011;E01F9/012;G09F7/18;(IPC1-7):A47F7/00 主分类号 E01F9/011
代理机构 代理人
主权项
地址