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.)
Nokia Services Ltd
Original Assignee
Standard Telephone and Cables Pty Ltd
Filing date
Publication date
Application filed by Standard Telephone and Cables Pty LtdfiledCriticalStandard Telephone and Cables Pty Ltd
Priority to DE19681765406priorityCriticalpatent/DE1765406A1/en
Priority to US731177Aprioritypatent/US3521017A/en
Priority to FR1588493Dprioritypatent/FR1588493A/fr
Priority to GB1228466Dprioritypatent/GB1228466A/en
Application grantedgrantedCritical
Publication of AU405986B2publicationCriticalpatent/AU405986B2/en
Publication of AU2232367ApublicationCriticalpatent/AU2232367A/en