Legal status (The legal status 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 status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nortel Networks Ltd
Original Assignee
Northern Telecom Ltd
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
Application filed by Northern Telecom LtdfiledCriticalNorthern Telecom Ltd
Priority to CA289,646ApriorityCriticalpatent/CA1078522A/fr
Application grantedgrantedCritical
Publication of CA1078522ApublicationCriticalpatent/CA1078522A/fr
Multiplexeur decodeur de supervision de circuit digital pour le declenchement par la terre ou la signalisation par fils e et m sur une portee commune t1