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Un calentador para uso doméstico caracterizado porque lleva dispuesto un emparrillado tubular formado por una serie de tubos de sección cuadrangular unidos entre si por medio de unas varillas conductoras las cuales llevan montadas concéntricas a ellas unos pasamuros distanciadores de material aislante.
ES123360U1966-07-191966-07-19Un calentador para uso domestico.
ExpiredES123360Y
(es)