TREA

Displays including an emergency or alarm message

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Industry

  • CPC
  • G09F27/004
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Parent Industries

GPHYSICS G09Cryptography, education, displays G09FDISPLAYING ADVERTISING SIGNS LABELS OR NAME-PLATES SEALS G09F27/00Combined visual and audible advertising or displaying

Current Industry

G09F27/004Displays including an emergency or alarm message
Industries