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 IT03531/79Aexternal-prioritypatent/IT1121631B/en
Priority claimed from IT03530/79Aexternal-prioritypatent/IT1126039B/en
Application filed by Panda S.R.L.filedCriticalPanda S.R.L.
Priority claimed from EP80830081Aexternal-prioritypatent/EP0028589B1/en
Application grantedgrantedCritical
Publication of ATE5692T1publicationCriticalpatent/ATE5692T1/en