AU226423B2 - Improvements relating to automatic telephone systems - Google Patents

Improvements relating to automatic telephone systems

Info

Publication number
AU226423B2
AU226423B2 AU29468/57A AU2946857A AU226423B2 AU 226423 B2 AU226423 B2 AU 226423B2 AU 29468/57 A AU29468/57 A AU 29468/57A AU 2946857 A AU2946857 A AU 2946857A AU 226423 B2 AU226423 B2 AU 226423B2
Authority
AU
Australia
Prior art keywords
improvements relating
telephone systems
automatic telephone
automatic
relating
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
AU29468/57A
Other versions
AU2946857A (en
Inventor
James Warman Bloomfield
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.)
Siemens Edison Swan Ltd
Original Assignee
Siemens Edison Swan Ltd
Filing date
Publication date
Application filed by Siemens Edison Swan Ltd filed Critical Siemens Edison Swan Ltd
Application granted granted Critical
Publication of AU2946857A publication Critical patent/AU2946857A/en
Publication of AU226423B2 publication Critical patent/AU226423B2/en
Expired legal-status Critical Current

Links

AU29468/57A 1957-07-11 Improvements relating to automatic telephone systems Expired AU226423B2 (en)

Publications (2)

Publication Number Publication Date
AU2946857A AU2946857A (en) 1958-01-16
AU226423B2 true AU226423B2 (en) 1958-01-16

Family

ID=

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