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Braille: Louis Braille; ( 1809 - 1852 ) French educator, blind from three years of age, student and teacher of the institution for the blind in Paris. In 1829, he was serving his 20 years and celebrated with his best friends his invention, the alphabet BRAILLE, which consists of a system of raised dots, in a code that allows the reading of any text, using the tips of the fingers touch.