Disposal technique introduced in chalk, gypsum school

摘要

Disposal technique introduced in chalk, gypsum, school. This utility model patent relates to disposal technique introduced in chalk, gypsum school formed by bat whose preferential measures of manufacturing correspond to a length of 87mm., the width when measured by its straight sides is 10mm., and when measured by a Their faces inclined or diagonals is 11mm.Being characterized by being formed by the use of hexagonal shape on its surface perimeter, and whose shape aims to facilitate its handling, as well as to avoid slippage when the same is supported on the chairs, tables and slates of work, reducing the breakage S when the fall against the floor.