Illuminated restaurant billfold
作者： Robert Lonas , Joseph Dempsey
DOI:
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摘要: A restaurant billfold is disclosed with an illuminated signaling beacon for a server that the and payment are ready to be collected. The mounted on front of includes pressure-actuating electrical or mechanical switch turns off light source such as LED, enclosed in housing comprising bracket back plate inside billfold, where cooperate sandwich panel therebetween.
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