AU760813B - Improvements in or relating to telephone systems
- Google Patents
Improvements in or relating to telephone systems
Info
Publication number
AU760813B
AU760813BAU7608/13AAU760813AAU760813BAU 760813 BAU760813 BAU 760813BAU 7608/13 AAU7608/13 AAU 7608/13AAU 760813 AAU760813 AAU 760813AAU 760813 BAU760813 BAU 760813B
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 AU7608/13ApriorityCriticalpatent/AU760813A/en
Priority claimed from AU7608/13Aexternal-prioritypatent/AU760813A/en
Publication of AU760813BpublicationCriticalpatent/AU760813B/en
Publication of AU760813ApublicationCriticalpatent/AU760813A/en