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Compagnie de Signaux et dEntreprises Electriques SA
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Compagnie de Signaux et dEntreprises Electriques SA
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Application filed by Compagnie de Signaux et dEntreprises Electriques SAfiledCriticalCompagnie de Signaux et dEntreprises Electriques SA
Application grantedgrantedCritical
Publication of FR55938EpublicationCriticalpatent/FR55938E/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)
FR55938D1945-02-081945-02-08Perfectionnements aux dispositifs de contrôle de la répétition des signaux sur les trains
ExpiredFR55938E
(fr)