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Perfeccionamientos en los aparatos extractores de humos, caracterizados porque el aparato de referencia consta de un motor eléctrico para el accionamiento de un conjunto de aspas montadas sobre el eje del propio motor, para la absorción de humos en sentido axial y expedirlos al exterior en sentido radial, a través de unos difusores periféricos orientados a tal efecto.
ES0260856A1960-09-071960-09-07Perfeccionamientos en los aparatos extractores de humos
ExpiredES260856A1
(es)