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FRIEDRICH WILHELM JUNG
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FRIEDRICH WILHELM JUNG
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Application filed by FRIEDRICH WILHELM JUNGfiledCriticalFRIEDRICH WILHELM JUNG
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Publication of FR429903ApublicationCriticalpatent/FR429903A/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
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Mechanical Engineering
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FR429903D1911-05-181911-05-18Dispositif pour empecher les trains de dépasser les signaux de chemin de fer
ExpiredFR429903A
(fr)