Braille encoding method and display system
Braille learning apparatus
Braille mouse having character code member actuated by single so
Braille print board
Braille reading system
Braille sign and method of manufacture
Braille teaching apparatus
Braille teaching apparatus
Contaminant-tolerant Braille pins
Creation and use of hyperlinks for accessing information...
Device for displaying graphic information
Device for forming Braille tactile display
Device for forming tactile display
Device for representing braille on information signal recording
Device for representing relief items
Display device suited for a blind person
Educational device especially for the blind and the blind-deaf
Electroactive polymer actuator braille cell and braille display
Electromechanical braille cell
Electromechanical braille cell and method of operating same