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
Priority claimed from IT8809543Aexternal-prioritypatent/IT1225440B/it
Application filed by Gaetano Nacci, Carla NaccifiledCriticalGaetano Nacci
Application grantedgrantedCritical
Publication of ATE89180T1publicationCriticalpatent/ATE89180T1/de