发明名称 Visual display arrangement
摘要 The present visual display arrangement has a display panel with two electrically conductive layers separated by a dielectric support panel, and a visual display layer on the front of the display panel. One or more lamps have prongs of different lengths for contact respectively with the conductive layers in the display panel. Each lamp completes an electrical circuit for the conductive layers which also includes a power source and a switch for turning the inserted lamp or lamps on and off.
申请公布号 US4402151(A) 申请公布日期 1983.09.06
申请号 US19810308097 申请日期 1981.10.05
申请人 MEDOW, ROBERT S. 发明人 MEDOW, ROBERT S.
分类号 A63F9/00;A63H33/26;F21V19/00;F21V21/002;G09F13/28;(IPC1-7):G09F23/00;H01R4/02;H05K1/00 主分类号 A63F9/00
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