AU1023322A - Improvements in or relating to telephone systems - Google Patents

Improvements in or relating to telephone systems

Info

Publication number
AU1023322A
AU1023322A AU10233/22A AU1023322A AU1023322A AU 1023322 A AU1023322 A AU 1023322A AU 10233/22 A AU10233/22 A AU 10233/22A AU 1023322 A AU1023322 A AU 1023322A AU 1023322 A AU1023322 A AU 1023322A
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
AU10233/22A
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
Publication date
Publication of AU1023322A publication Critical patent/AU1023322A/en
Expired legal-status Critical Current

Links

AU10233/22A Improvements in or relating to telephone systems Expired AU1023322A (en)

Publications (1)

Publication Number Publication Date
AU1023322A true AU1023322A (en) 1923-02-12

Family

ID=

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