Noun
French educator who lost his sight at the age of three and who invented a system of writing and printing for sightless people (1809-1852)
Source: WordNetLouis Braille created the code of raised dots for reading and writing that bears his name and brings literacy, independence, and productivity to the blind. Bob Ney
Louis Braille learned Haüy’s method of recognizing the shapes of letters standing out from the page by touching them. Source: Internet
Louis Braille, 1829, Method of Writing Words, Music, and Plain Songs by Means of Dots, for Use by the Blind and Arranged for Them citation The second revision, published in 1837, was the first binary form of writing developed in the modern era. Source: Internet
When Louis Braille invented it, it was produced with a needle holing successively all needed points in a cardboard sheet. Source: Internet