BRAILLE LEARNING DEVICE AND WORKING METHOD
To assist visually impaired people in learning braille more quickly and highly efficiently, allow a large number of Chinese characters and the like to be learned without using a large amount of braille boards, reduce the number of the braille boards used in braille learning, and reduce the braille l...
Saved in:
Main Authors | , , , , , , , , |
---|---|
Format | Patent |
Language | English Japanese |
Published |
12.08.2022
|
Subjects | |
Online Access | Get full text |
Cover
Loading…
Be the first to leave a comment!