IPC Subgroup
G09F 13/2 with luminescent surfaces or parts
Introduced: September 1968
Last revised: January 2006
Full Title
Illuminated signs; Luminous advertising > with luminescent surfaces or parts
Classification Context
- Section:
- PHYSICS
- Class:
- EDUCATING; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- Subclass:
- DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
1 direct subcode
Child Classifications
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- G09F 13/22 electroluminescent