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 US06/550,029external-prioritypatent/US4543281A/en
Application filed by Norsk Kabelfabrik AsfiledCriticalNorsk Kabelfabrik As
Publication of IT8412605A0publicationCriticalpatent/IT8412605A0/en
Application grantedgrantedCritical
Publication of IT1218737BpublicationCriticalpatent/IT1218737B/en