Metal buttons lined. (Machine-translation by Google Translate, not legally binding)

摘要

For "coated metallic buttons" that are formed by a sheet metal cookie formed by two pieces, one flat or of any other shape (c) and that will be lined and another one destined to the fastening of the selvedge of the fabric (d) and that of the unión of both pieces forms another (e). (Machine-translation by Google Translate, not legally binding)