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Priority claimed from IT2698575Aexternal-prioritypatent/IT1042341B/it
Publication of NO812998LpublicationCriticalpatent/NO812998L/no
Application filed by Pirelli Cavi SpafiledCriticalPirelli Cavi Spa
Priority to NO812998ApriorityCriticalpatent/NO158434C/no
Publication of NO158434BpublicationCriticalpatent/NO158434B/no
Publication of NO158434CpublicationCriticalpatent/NO158434C/no