ES2004A1 -
A device to avoid the collisions of the trains on the railroad tracks by means of safe, perfectly clear and intelligible signals, which is entitled "Counter-collisions" of trains, that is, System of signals to indicate the progress of the trains in the tracks
- Google Patents
A device to avoid the collisions of the trains on the railroad tracks by means of safe, perfectly clear and intelligible signals, which is entitled "Counter-collisions" of trains, that is, System of signals to indicate the progress of the trains in the tracks
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ES2004A1881-11-101881-11-10
A device to avoid the collisions of the trains on the railroad tracks by means of safe, perfectly clear and intelligible signals, which is entitled "Counter-collisions" of trains, that is, System of signals to indicate the progress of the trains in the tracks
ExpiredES2004A1
(en)
A device to avoid the collisions of the trains on the railroad tracks by means of safe, perfectly clear and intelligible signals, which is entitled "Counter-collisions" of trains, that is, System of signals to indicate the progress of the trains in the tracks
A device to avoid the collisions of the trains on the railroad tracks by means of safe, perfectly clear and intelligible signals, which is entitled "Counter-collisions" of trains, that is, System of signals to indicate the progress of the trains in the tracks
A device to avoid the collisions of the trains on the railroad tracks by means of safe, perfectly clear and intelligible signals, which is entitled "Counter-collisions" of trains, that is, System of signals to indicate the progress of the trains in the tracks
A device to avoid the collisions of the trains on the railroad tracks by means of safe, perfectly clear and intelligible signals, which is entitled "Counter-collisions" of trains, that is, System of signals to indicate the progress of the trains in the tracks
An electro-mechanical arrangement to prevent collisions on railways and derailments that come from track obstructions or by intentional cases, thus achieving the safety of trains at all speeds.