AU1916120B - Improvements in or relating to automatic or semi-automatic telephone systems
- Google Patents
Improvements in or relating to automatic or semi-automatic telephone systems
Info
Publication number
AU1916120B
AU1916120BAU19161/20AAU1916120AAU1916120BAU 1916120 BAU1916120 BAU 1916120BAU 19161/20 AAU19161/20 AAU 19161/20AAU 1916120 AAU1916120 AAU 1916120AAU 1916120 BAU1916120 BAU 1916120B
Authority
AU
Australia
Prior art keywords
automatic
relating
semi
telephone systems
automatic telephone
Prior art date
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Abair /nee Of
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Abair /nee Of
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.)
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Publication date
Application filed by Abair /nee OffiledCriticalAbair /nee Of
Priority to AU19161/20ApriorityCriticalpatent/AU1916120B/en
Publication of AU1916120ApublicationCriticalpatent/AU1916120A/en
Publication of AU1916120BpublicationCriticalpatent/AU1916120B/en