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 Silmec S N C Di Dante PellizzafiledCriticalSilmec S N C Di Dante Pellizza
Priority to IT85526/80ApriorityCriticalpatent/IT1154771B/it
Publication of IT8085526A0publicationCriticalpatent/IT8085526A0/it
Application grantedgrantedCritical
Publication of IT1154771BpublicationCriticalpatent/IT1154771B/it