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Priority to ES0258751ApriorityCriticalpatent/ES258751A3/es
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Perfeccionamientos en la fabricación de poleas de goma, caracterizados por haberse previsto unos discos con orificio central para paso del eje, en los que se han practicado orificios en su superficie, para paso de unos haces de alambre dejando los extremos libres de éstos, esparcidos por la masa de goma de polea.
ES0258751A1960-06-081960-06-08Perfeccionamientos en la fabricaciën de poleas de goma
ExpiredES258751A3
(es)