Piece to try and grow old face view of natural stone slabs and / or artificial (Machine-translation by Google Translate, not legally binding)

摘要

Piece for treating and aging the exposed face of slabs of natural and/or artificial stone, of the type consisting of a support with a back face provided with reliefs for attachment to a machine and an anterior face in which they are fixed alignments of plumes of flexible filaments of abrasive material; characterized in that the tips of all the filaments together form a curved convex surface. (Machine-translation by Google Translate, not legally binding)