TREA

Electrically-operated educational appliances

Follow

Industry

  • CPC
  • G09B5/00
This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

GPHYSICS G09Cryptography, education, displays G09BEDUCATIONAL OR DEMONSTRATION APPLIANCES APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE MODELS PLANETARIA GLOBES MAPS DIAGRAMS

Current Industry

G09B5/00Electrically-operated educational appliances

Sub Industries

G09B5/02with visual presentation of the material to be studied G09B5/04with audible presentation of the material to be studied G09B5/06with both visual and audible presentation of the material to be studied G09B5/062Combinations of audio and printed presentations G09B5/065Combinations of audio and video presentations G09B5/067Combinations of audio and projected visual presentation G09B5/08providing for individual presentation of information to a plurality of student stations G09B5/10all student stations being capable of presenting the same information simultaneously G09B5/12different stations being capable of presenting different information simultaneously G09B5/125the stations being mobile G09B5/14with provision for individual teacher-student communication
Industries