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Individual
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Individual
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Priority to ES0026537UpriorityCriticalpatent/ES26537Y/es
Publication of ES26537UpublicationCriticalpatent/ES26537U/es
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Publication of ES26537YpublicationCriticalpatent/ES26537Y/es
Sobrecubiertas perfeccionadas para cuadernos y libros pedagógicos, caracterizadas esencialmente por el hecho de presentar en una sola o en ambas caras y en las solapas que sirven para sujetarlas al libro, textos, definiciones, fórmulas, citas y ejemplos, relativos a cualesquiera de las ciencias exactas, de las de aplicación técnica, de geografía, historia, religión y filosofía.
ES0026537U1951-04-231951-04-23Sobrecubiertas perfeccionadas para cuadernos y libros pedagógicos.
ExpiredES26537Y
(es)