[1]
“Sources for a history of Navarrese tecnology in the Spanish Patent and Trademark Office: The patent files (1878-1939)”, HSJ.Historia, no. 16, pp. 165–205, Apr. 2009, Accessed: Jun. 05, 2026. [Online]. Available: https://revista-hsj-historia.unavarra.es/HSJ-Historia/article/view/3473