In 1959 the Ohio Art toy company got the rights to l'Ecran magique, the Magic Writer, & renamed it this
Renamed the Etch A Sketch, the toy featured a glass "window" 
enclosed in a... [DOC] [TLE] Etch-a-Sketch - Dictionnaires [PAR] The left control moves the stylus horizontally, and the right one moves it vertically.