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Individual
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Individual
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Priority to ES3582ApriorityCriticalpatent/ES3582A1/en
Publication of ES3582A1publicationCriticalpatent/ES3582A1/en
ES3582A1883-08-041883-08-04
A procedure for laying the railroad tracks, that is, a permanent and perfected system for trams and railways.
ExpiredES3582A1
(en)
A security system to provide the railway track with a means of security, aimed at avoiding that in the case of derailment of a train on a bridge, it is destroyed and the precipice of that one, called "ContravĂa de seguri
A procedure for mounting the wheels on their axles for tram cars, railways and other transports that are carried out on rails of any system and material.