AU1974356A - Improvements in or relating to automatic telephone systems - Google Patents

Improvements in or relating to automatic telephone systems

Info

Publication number
AU1974356A
AU1974356A AU19743/56A AU1974356A AU1974356A AU 1974356 A AU1974356 A AU 1974356A AU 19743/56 A AU19743/56 A AU 19743/56A AU 1974356 A AU1974356 A AU 1974356A AU 1974356 A AU1974356 A AU 1974356A
Authority
AU
Australia
Prior art keywords
relating
telephone systems
automatic telephone
automatic
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
AU19743/56A
Other versions
AU216098B2 (en
Inventor
Thomas Baker George
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.)
British Telecommunications Research Ltd
Original Assignee
British Telecommunications Research Ltd
Filing date
Publication date
Application filed by British Telecommunications Research Ltd filed Critical British Telecommunications Research Ltd
Application granted granted Critical
Publication of AU216098B2 publication Critical patent/AU216098B2/en
Publication of AU1974356A publication Critical patent/AU1974356A/en
Expired legal-status Critical Current

Links

AU19743/56A 1956-07-10 Improvements in or relating to automatic telephone systems Expired AU216098B2 (en)

Publications (2)

Publication Number Publication Date
AU216098B2 AU216098B2 (en) 1957-01-10
AU1974356A true AU1974356A (en) 1957-01-10

Family

ID=

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