AU1257047A - Improvements in or relating to signalling in telephone systems - Google Patents

Improvements in or relating to signalling in telephone systems

Info

Publication number
AU1257047A
AU1257047A AU12570/47A AU1257047A AU1257047A AU 1257047 A AU1257047 A AU 1257047A AU 12570/47 A AU12570/47 A AU 12570/47A AU 1257047 A AU1257047 A AU 1257047A AU 1257047 A AU1257047 A AU 1257047A
Authority
AU
Australia
Prior art keywords
signalling
relating
telephone systems
telephone
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
AU12570/47A
Other versions
AU140365B2 (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.)
Nokia Services Ltd
Original Assignee
Standard Telephone and Cables Pty Ltd
Filing date
Publication date
Application filed by Standard Telephone and Cables Pty Ltd filed Critical Standard Telephone and Cables Pty Ltd
Application granted granted Critical
Publication of AU140365B2 publication Critical patent/AU140365B2/en
Publication of AU1257047A publication Critical patent/AU1257047A/en
Expired legal-status Critical Current

Links

AU12570/47A 1947-06-02 Improvements in or relating to signalling in telephone systems Expired AU140365B2 (en)

Publications (2)

Publication Number Publication Date
AU140365B2 AU140365B2 (en) 1947-07-03
AU1257047A true AU1257047A (en) 1947-07-03

Family

ID=

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