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Priority claimed from IT48308/84Aexternal-prioritypatent/IT1178386B/it
Priority claimed from IT47522/85Aexternal-prioritypatent/IT1181837B/it
Application filed by Icos Impresa ConstrfiledCriticalIcos Impresa Constr
Priority claimed from EP85902630Aexternal-prioritypatent/EP0186682B1/de
Application grantedgrantedCritical
Publication of ATE67029T1publicationCriticalpatent/ATE67029T1/de