Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Giuseppe Gava, Gianni Michele GiannellafiledCriticalGiuseppe Gava
Priority to IT91TO420priorityCriticalpatent/IT1249654B/it
Publication of ITTO910420A0publicationCriticalpatent/ITTO910420A0/it
Priority to EP19920109203prioritypatent/EP0517138A1/en
Priority to US07/893,405prioritypatent/US5281136A/en
Publication of ITTO910420A1publicationCriticalpatent/ITTO910420A1/it
Application grantedgrantedCritical
Publication of IT1249654BpublicationCriticalpatent/IT1249654B/it