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 Telefonia Automazione ElettronfiledCriticalTelefonia Automazione Elettron
Priority to IT69100/79ApriorityCriticalpatent/IT1119432B/it
Publication of IT7969100A0publicationCriticalpatent/IT7969100A0/it
Application grantedgrantedCritical
Publication of IT1119432BpublicationCriticalpatent/IT1119432B/it