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 CA239,078Aexternal-prioritypatent/CA1038841A/en
Application filed by Northern Telecom LtdfiledCriticalNorthern Telecom Ltd
Publication of NO763706LpublicationCriticalpatent/NO763706L/no
Publication of NO143119BpublicationCriticalpatent/NO143119B/no
Publication of NO143119CpublicationCriticalpatent/NO143119C/no