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IND de la VARENNE
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Priority to FR811711ApriorityCriticalpatent/FR1250562A/fr
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E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
E01B27/00—Placing, renewing, working, cleaning, or taking-up the ballast, with or without concurrent work on the track; Devices therefor; Packing sleepers
E01B27/04—Removing the ballast; Machines therefor, whether or not additionally adapted for taking-up ballast
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FR811711A1959-11-301959-11-30Procédé pour le dégagement des traverses de voies ferrées et dispositif pour la mise en oeuvre de ce procédé
ExpiredFR1250562A
(fr)