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 IT24662/74Aexternal-prioritypatent/IT1015583B/it
Application filed by Snam ProgettifiledCriticalSnam Progetti
Priority to DK288678ApriorityCriticalpatent/DK145421C/da
Publication of DK288678ApublicationCriticalpatent/DK288678A/da
Publication of DK145421BpublicationCriticalpatent/DK145421B/da
Application grantedgrantedCritical
Publication of DK145421CpublicationCriticalpatent/DK145421C/da