AU544961A - Improvements in circuit arrangements in automatic telephone systems - Google Patents

Improvements in circuit arrangements in automatic telephone systems

Info

Publication number
AU544961A
AU544961A AU5449/61A AU544961A AU544961A AU 544961 A AU544961 A AU 544961A AU 5449/61 A AU5449/61 A AU 5449/61A AU 544961 A AU544961 A AU 544961A AU 544961 A AU544961 A AU 544961A
Authority
AU
Australia
Prior art keywords
telephone systems
circuit arrangements
automatic telephone
automatic
arrangements
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
AU5449/61A
Other versions
AU257794B2 (en
Inventor
JAMES BROWELL; DOUGLAS ALEXANDER GORDON GRAY and JAMES FREDERICK DENBY LESLIE
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
Priority date (The priority date 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 date listed.)
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 AU257794B2 publication Critical patent/AU257794B2/en
Publication of AU544961A publication Critical patent/AU544961A/en
Expired legal-status Critical Current

Links

AU5449/61A 1960-06-23 1961-06-06 Improvements in circuit arrangements in automatic telephone systems Expired AU257794B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB21982/60 1960-06-23

Publications (2)

Publication Number Publication Date
AU257794B2 AU257794B2 (en) 1963-05-02
AU544961A true AU544961A (en) 1963-05-02

Family

ID=

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