CPC Subgroup
G09F 13/04 Signs, boards or panels, illuminated from behind the insignia
Full Title
Illuminated signs; Luminous advertising (G09F9/00, G09F11/00 take precedence; control of displays in general using static means to present variable information G09G) > Signs, boards or panels, illuminated from behind the insignia
8 direct subcodes
Child Classifications
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- G09F 13/06 using individual cut-out symbols or cut-out silhouettes, e.g. perforated signs
- G09F 13/08 using both translucent and non-translucent layers
- G09F 13/12 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
- G09F 13/14 Arrangements of reflectors therein