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Application filed by Sipem S P A Societa Ind PrefabfiledCriticalSipem S P A Societa Ind Prefab
Priority to IT68299/83ApriorityCriticalpatent/IT1160138B/it
Publication of IT8368299A0publicationCriticalpatent/IT8368299A0/it
Application grantedgrantedCritical
Publication of IT1160138BpublicationCriticalpatent/IT1160138B/it