AU162405B2 - Improvements in automatic and semiautomatic telephone systems - Google Patents

Improvements in automatic and semiautomatic telephone systems

Info

Publication number
AU162405B2
AU162405B2 AU10376/52A AU1037652A AU162405B2 AU 162405 B2 AU162405 B2 AU 162405B2 AU 10376/52 A AU10376/52 A AU 10376/52A AU 1037652 A AU1037652 A AU 1037652A AU 162405 B2 AU162405 B2 AU 162405B2
Authority
AU
Australia
Prior art keywords
automatic
telephone systems
semiautomatic telephone
semiautomatic
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
AU10376/52A
Other versions
AU1037652A (en
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 Telephone and Electric Co Ltd
Original Assignee
Automatic Telephone and Electric Co Ltd
Filing date
Publication date
Application filed by Automatic Telephone and Electric Co Ltd filed Critical Automatic Telephone and Electric Co Ltd
Application granted granted Critical
Publication of AU1037652A publication Critical patent/AU1037652A/en
Publication of AU162405B2 publication Critical patent/AU162405B2/en
Expired legal-status Critical Current

Links

AU10376/52A 1952-06-02 Improvements in automatic and semiautomatic telephone systems Expired AU162405B2 (en)

Publications (2)

Publication Number Publication Date
AU1037652A AU1037652A (en) 1952-08-07
AU162405B2 true AU162405B2 (en) 1952-08-07

Family

ID=

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