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DURAN Y GOST MANUEL
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DURAN Y GOST MANUEL
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Priority to ES1877005627ApriorityCriticalpatent/ES5627H1/en
Publication of ES5627H1publicationCriticalpatent/ES5627H1/en
A "Fortin and Langlet" system warning device, to cover the progress of the trains and announce their arrival at the level crossings, and can be postponed to all the mine installations and generally to any in the various cases to which they respond.
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.