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JOUSSON EMMANUEL
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JOUSSON EMMANUEL
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Application filed by JOUSSON EMMANUELfiledCriticalJOUSSON EMMANUEL
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Publication of FR322217ApublicationCriticalpatent/FR322217A/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
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR322217D1902-06-181902-06-18Dispositif pour éviter les collisions sur les chemins de fer
ExpiredFR322217A
(fr)