IPC Main Group
G09B 17/00 Teaching reading
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PHYSICS
- Class:
- EDUCATING; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- Subclass:
- EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
Related Keywords
facilitating READINGteaching READING
2 direct subcodes
Child Classifications
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- G09B 17/02 Line indicators or other guides or masks
- G09B 17/04 for increasing the rate of reading; Reading rate control