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Priority claimed from FR888815472Aexternal-prioritypatent/FR2639054B2/en
Application filed by Techniport SafiledCriticalTechniport Sa
Publication of TR25904ApublicationCriticalpatent/TR25904A/en
IMPROVEMENTS RELATING TO THE MECHANICAL CONNECTION OF CONCRETE ROUND, PROCESS FOR PRODUCING SUCH CONNECTIONS AND CONCRETE ROUND OBTAINED BY IMPLEMENTING SAID PROCESS