TREA

using a transparent mirror or other light reflecting surface transparent to transmitted light whereby a sign, symbol, picture or other is visible only when illuminated

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Industry

  • CPC
  • G09F13/12
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Parent Industries

GPHYSICS G09Cryptography, education, displays G09FDISPLAYING ADVERTISING SIGNS LABELS OR NAME-PLATES SEALS G09F13/00Illuminated signs Luminous advertising

Current Industry

G09F13/12using a transparent mirror or other light reflecting surface transparent to transmitted light whereby a sign, symbol, picture or other is visible only when illuminated
Industries