AU3009830A - Improvements in or relating to telephone systems - Google Patents

Improvements in or relating to telephone systems

Info

Publication number
AU3009830A
AU3009830A AU30098/30A AU3009830A AU3009830A AU 3009830 A AU3009830 A AU 3009830A AU 30098/30 A AU30098/30 A AU 30098/30A AU 3009830 A AU3009830 A AU 3009830A AU 3009830 A AU3009830 A AU 3009830A
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.)
Expired
Application number
AU30098/30A
Other versions
AU3009830B (en
Filing date
Publication date
Application filed filed Critical
Priority to AU30098/30A priority Critical patent/AU3009830B/en
Priority claimed from AU30098/30A external-priority patent/AU3009830B/en
Publication of AU3009830A publication Critical patent/AU3009830A/en
Publication of AU3009830B publication Critical patent/AU3009830B/en
Expired legal-status Critical Current

Links

AU30098/30A 1930-11-02 1930-11-02 Improvements in or relating to telephone systems Expired AU3009830B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU30098/30A AU3009830B (en) 1930-11-02 1930-11-02 Improvements in or relating to telephone systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU30098/30A AU3009830B (en) 1930-11-02 1930-11-02 Improvements in or relating to telephone systems

Publications (2)

Publication Number Publication Date
AU3009830A true AU3009830A (en) 1931-05-14
AU3009830B AU3009830B (en) 1931-05-14

Family

ID=63368908

Family Applications (1)

Application Number Title Priority Date Filing Date
AU30098/30A Expired AU3009830B (en) 1930-11-02 1930-11-02 Improvements in or relating to telephone systems

Country Status (1)

Country Link
AU (1) AU3009830B (en)

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