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AU129247B2 - Improvements in or relating to telephone systems - Google Patents
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AU129247B2 - Improvements in or relating to telephone systems - Google Patents

Improvements in or relating to telephone systems

Info

Publication number
AU129247B2
AU129247B2 AU23920/45A AU2392045A AU129247B2 AU 129247 B2 AU129247 B2 AU 129247B2 AU 23920/45 A AU23920/45 A AU 23920/45A AU 2392045 A AU2392045 A AU 2392045A AU 129247 B2 AU129247 B2 AU 129247B2
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
AU23920/45A
Other versions
AU2392045A (en
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of AU2392045A publication Critical patent/AU2392045A/en
Publication of AU129247B2 publication Critical patent/AU129247B2/en
Expired legal-status Critical Current

Links

AU23920/45A 1945-10-12 Improvements in or relating to telephone systems Expired AU129247B2 (en)

Publications (2)

Publication Number Publication Date
AU2392045A AU2392045A (en) 1945-11-12
AU129247B2 true AU129247B2 (en) 1945-11-12

Family

ID=

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