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Persiana de grapas arrollable, que se caracteriza esencialmente por comprender una pluralidad de lamas planas iguales, de espesor, anchura y longitud adecuados, de las que sus bordes longitudinales figuran limitados por sendas nervaduras de sección angular que actuan a modo de refuerzo y de bisagra al quedar unidas unas con otras mediante un número determinado de convenientemente colocadas Para determinar la articulación del conjunto, previendose que las grapas queden alineadas y en hileras laterales a lo largo de toda la persiana.
ES1976221038U1976-05-191976-05-19Persiana de grapas arrollable.
ExpiredES221038Y
(es)
Aperfeicoamento em aparelho para unir uma pluralidade de cordoes,processo de combinar uma pluralidade de cordoes e aparelho para combinar um cordao com uma pluralidade de cordoes em avanco
Composto, processo para controlar insetos e nematodeos, em particular lagarta do milho, composicao para controlar insetos e nematodeos, e processo para preparar o dito composto