AU800013B - Improvements in or relating to telephone systems
- Google Patents
Improvements in or relating to telephone systems
Info
Publication number
AU800013B
AU800013BAU8000/13AAU800013AAU800013BAU 800013 BAU800013 BAU 800013BAU 8000/13 AAU8000/13 AAU 8000/13AAU 800013 AAU800013 AAU 800013AAU 800013 BAU800013 BAU 800013B
Authority
AU
Australia
Prior art keywords
relating
telephone systems
telephone
systems
Prior art date
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.)
Automatic Electric Co
Original Assignee
Automatic Electric Co
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 Automatic Electric CofiledCriticalAutomatic Electric Co
Priority to AU8000/13ApriorityCriticalpatent/AU800013A/en
Priority claimed from AU8000/13Aexternal-prioritypatent/AU800013A/en
Publication of AU800013BpublicationCriticalpatent/AU800013B/en
Publication of AU800013ApublicationCriticalpatent/AU800013A/en