73353189
Mar 5, 1982
Nov 2, 1982
Electronic Learning and Self-Teaching System Comprised of a Series of Bar-Code-Imprinted Children's Picture/Storybooks, a Hand-Held Optical Scanner, and a Hand-Held Sound Emitting Voice Synthesizer, Sold as a Unit Intended to Be Used by Children for Educational and Play Purposes
Electrical and Scientific Apparatus