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Application filed by Prefabbricati ParmafiledCriticalPrefabbricati Parma
Priority to IT001100priorityCriticalpatent/IT227095Y1/en
Publication of ITMI921100V0publicationCriticalpatent/ITMI921100V0/en
Publication of ITMI921100U1publicationCriticalpatent/ITMI921100U1/en
Application grantedgrantedCritical
Publication of IT227095Y1publicationCriticalpatent/IT227095Y1/en
SELF-SUPPORTING ELEMENT PREFABRICATED IN THE FORM OF A REINFORCED CONCRETE BEAM AND PREFERABLY PRECOMPRESSED IN PARTICULAR FOR ROOF AND SIMILAR COVERINGS
PROCEDURE FOR THE CONSTRUCTION OF ARTIFICIAL TUNNELS AND MINOR WORKS WITH CURVILINE SECTION, THROUGH THE ASSEMBLY OF PREFABRICATED REINFORCED CONCRETE ELEMENTS WITHOUT THE NEED FOR COMPLETION CASTING