AU1037652A - Improvements in automatic and semiautomatic telephone systems - Google Patents

Improvements in automatic and semiautomatic telephone systems

Info

Publication number
AU1037652A
AU1037652A AU10376/52A AU1037652A AU1037652A AU 1037652 A AU1037652 A AU 1037652A AU 10376/52 A AU10376/52 A AU 10376/52A AU 1037652 A AU1037652 A AU 1037652A AU 1037652 A AU1037652 A AU 1037652A
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
AU162405B2 (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 true AU1037652A (en) 1952-08-07
AU162405B2 AU162405B2 (en) 1952-08-07

Family

ID=

Similar Documents

Publication Publication Date Title
AU162405B2 (en) Improvements in automatic and semiautomatic telephone systems
AU1037652A (en) Improvements in automatic and semiautomatic telephone systems
AU155538B2 (en) Improvements in automatic telephone systems
AU776252A (en) Improvements in automatic telephone systems
AU204191B2 (en) Improvements in automatic and semiautomatic telephone systems
AU214654A (en) Improvements in automatic and semiautomatic telephone systems
AU165026B2 (en) Improvements in automatic telephone systems
AU202560B2 (en) Improvements in automatic telephone systems
AU162494B2 (en) Improvements relating to automatic telephone and like selective systems
CA489269A (en) Automatic telephone systems
CA466356A (en) Automatic and semiautomatic telephone system
AU211433B2 (en) Improvements in and relating to automatic telephone systems
AU160933B2 (en) Improvements in automatic telephone systems
AU821255A (en) Improvements in automatic telephone systems
AU1104852A (en) Improvements relating to automatic telephone and like selective systems
AU156865B2 (en) Improvements in automatic firearms
AU155579B2 (en) Improvement in automatic potential-control system
CA515085A (en) Automatic telephone and like selective systems
AU166424B2 (en) Improvements in automatic telephone'systems
CA492958A (en) Automatic switches of the type used in telephone systems
AU655151A (en) Improvements in automatic telephone systems
AU165490B2 (en) Improvements in or relating to automatic telephone systems
AU165843B2 (en) Improvements in supervisory arrangements for telephone systems
CA498132A (en) Automatic switches of the kind used in telephone systems
AU726852A (en) Improvements in automatic firearms