发明名称 Phosphorescent escape route indicator
摘要 A phosphorescent escape route indicator having at least one protruding indicia formed within or attached to a sheet of material. The protruding indicia has incorporated therewith a phosphorescent substance capable of emitting a glow in the absence of light. An adhesive formed as part of the sheet is utilized to apply the indicator to the surface of walls or stairways thereby aiding in delineating escape routes or access routes to emergency equipment during time of emergency.
申请公布号 US4401050(A) 申请公布日期 1983.08.30
申请号 US19810306970 申请日期 1981.09.30
申请人 BRITT, LAURENCE D.;BRITT, RICHARD G. 发明人 BRITT, LAURENCE D.;BRITT, RICHARD G.
分类号 A62B3/00;G09F13/20;(IPC1-7):G01B21/20;E04H6/42 主分类号 A62B3/00
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