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EUGENE ANDRE PROSPER POLET
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EUGENE ANDRE PROSPER POLET
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Filing date
Publication date
Application filed by EUGENE ANDRE PROSPER POLETfiledCriticalEUGENE ANDRE PROSPER POLET
Application grantedgrantedCritical
Publication of FR15195EpublicationCriticalpatent/FR15195E/fr
B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
B61L3/02—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control
B61L3/04—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling mechanically
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR15195D1911-06-271911-10-26Signal de sureté automatique pour voie ferrée
ExpiredFR15195E
(fr)