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Individual
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Individual
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Priority to ES0004690UpriorityCriticalpatent/ES4690Y/es
Publication of ES4690UpublicationCriticalpatent/ES4690U/es
Application grantedgrantedCritical
Publication of ES4690YpublicationCriticalpatent/ES4690Y/es
Un libro fichero visible, integrado por unas fichas y un soporte, constituido este por placas, láminas u hojas de papel, cartón o cartulina o de cualquier otro material, en una o ambas de cuyas caras presentan una o más tiras de ancho conveniente, fijadas a la referida placa con la intermediación de un regrueso de menor ancho que la propia tira, de manera que los bordes longitudinales de esta quedan sueltos y constituyen las guías en que se montan las fichas, y a lo largo de las cuales pueden dichas fichas correr.