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Priority to JP4997187UpriorityCriticalpatent/JPS63159079U/ja
Publication of JPS63159079UpublicationCriticalpatent/JPS63159079U/ja
Plans inclines transportables, a ouverture rapide par inertie manuelle, permettant aux personnes handicapees sur fauteuil roulant une autonomie afin d'acceder a une hauteur de vingt centimetres.