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 Corp
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 CA000364345ApriorityCriticalpatent/CA1139470A/fr
Application grantedgrantedCritical
Publication of CA1139470ApublicationCriticalpatent/CA1139470A/fr
Appareil d'etablissement d'une reference de terre pour des circuits speciaux telephoniques de clients alimentes par une alimentation a batterie flottante