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Priority claimed from FR49225Aexternal-prioritypatent/FR1499890A/fr
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Publication of BE693921ApublicationCriticalpatent/BE693921A/xx
E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
E01C13/00—Pavings or foundations specially adapted for playgrounds or sports grounds; Drainage, irrigation or heating of sports grounds
E01C13/10—Pavings or foundations specially adapted for playgrounds or sports grounds; Drainage, irrigation or heating of sports grounds for artificial surfaces for outdoor or indoor practice of snow or ice sports
E01C13/12—Pavings or foundations specially adapted for playgrounds or sports grounds; Drainage, irrigation or heating of sports grounds for artificial surfaces for outdoor or indoor practice of snow or ice sports for snow sports, e.g. skiing or ski tow track
élément multiple à verrouillages inclinés pour la constitution de pistes de glissement et piste-tapis résultant de son assemblage avec des éléments identiques
élément multiple à verrouillages inclinés pour la constitution de pistes de glissement et piste-tapis résultant de son assemblage avec des éléments identiques