Perfect pieces for chess game (Machine-translation by Google Translate, not legally binding)

摘要

Improved pieces, for a game of chess, characterized by the fact that the base of all of them is of equal form, presenting the "Lady" seven notches in its crown, and finishing the edge of the "Tower" in five rectangular notches, presenting all the pieces in its lower part a casting, where a heavy metal sheet is adjusted. (Machine-translation by Google Translate, not legally binding)