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Footwear And Its Accessory, Manufacturing Method And Apparatuses
(AREA)
Abstract
Mejoras en la transformación de pieles para calzado con efectos permanentes de grabado y/o perforado, caracterizadas por incluir dentro de la operaciones que normalmente siguen al encalado un tratamiento de acción plastificante sobre la flor de la piel y un acabado en caliente de las pieles tratadas que consiste en someterlas a presión entre dos piezas grabadoras y/o perforadoras que encajan mutuamente a manera de macho y hembra.
ES0234047A1957-02-201957-02-20Mejoras en la transformaciën de pieles para calzado con efectos permanentes de grabado y o perforado
ExpiredES234047A3
(es)