New type of children's blackboard (Machine-translation by Google Translate, not legally binding)

摘要

New type of children's slate, characterized in that it is made up of a single piece of variable shape that carries the slate, some beads strung on a wire or cord as a rudimentary abacus and in silhouette the letters of the alphabet and the first ten cardinal numbers. (Machine-translation by Google Translate, not legally binding)