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JULES VERDEYEN
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JULES VERDEYEN
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Publication of FR513751ApublicationCriticalpatent/FR513751A/fr
B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
B61L23/08—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only
B61L23/10—Control, warning or like safety means along the route or between vehicles or trains for controlling traffic in one direction only manually operated, e.g. block arrangements
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Engineering & Computer Science
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Mechanical Engineering
(AREA)
FR513751A1914-03-211920-04-15Dispositif de libération d'une section de block ou d'un itinéraire de station
ExpiredFR513751A
(fr)