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Individual
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Individual
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Priority to ES1864002970ApriorityCriticalpatent/ES2970H1/es
Publication of ES2970H1publicationCriticalpatent/ES2970H1/es
ES1864002970A1864-09-231864-09-23Perfeccionamientos en el material movil de los ferrocarriles y aparatos para impedir el choque de los trenes
ExpiredES2970H1
(es)