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Priority to FR820424ApriorityCriticalpatent/FR1258437A/fr
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E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
E01B29/02—Transporting, laying, removing, or renewing lengths of assembled track, assembled switches, or assembled crossings
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FR820424A1960-03-041960-03-04Nouveau procédé de remplacement de traverses pour voie ferroviaire et dispositifs pour la mise en oeuvre de ce procédé
ExpiredFR1258437A
(fr)