IPC Subgroup
G09F 21/18 by ships or other floating means
Introduced: September 1968
Last revised: January 2006
Full Title
Mobile visual advertising > by ships or other floating means
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 21/2 illuminated