Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Donelly John
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Donelly John
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Application filed by Donelly JohnfiledCriticalDonelly John
Priority to ES11213ApriorityCriticalpatent/ES11213A1/es
Publication of ES11213A1publicationCriticalpatent/ES11213A1/es
ES11213A1890-09-061890-09-06Mejoras en el procedimiento para la construcción de cajas para los ejes de los coches de ferrocarriles.
ExpiredES11213A1
(es)
Mejoras en montajes para facilitar la transmisión de señales por los pasajeros en los coches de ferrocarriles, a los conductores o guardas de los trenes.