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Individual
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Individual
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Priority to ES1864002964ApriorityCriticalpatent/ES2964H1/es
Publication of ES2964H1publicationCriticalpatent/ES2964H1/es
ES1864002964A1864-09-201864-09-20Sistema de mejoras que permite a las locomotoras y vagones salvar las pendientes de los caminos de hierro
ExpiredES2964H1
(es)