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AU104037B2 - Telephone signalling systems - Google Patents

Telephone signalling systems

Info

Publication number
AU104037B2
AU104037B2 AU2059/37A AU205937A AU104037B2 AU 104037 B2 AU104037 B2 AU 104037B2 AU 2059/37 A AU2059/37 A AU 2059/37A AU 205937 A AU205937 A AU 205937A AU 104037 B2 AU104037 B2 AU 104037B2
Authority
AU
Australia
Prior art keywords
signalling systems
telephone signalling
telephone
systems
signalling
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 - Lifetime
Application number
AU2059/37A
Inventor
Stephen Black Harold
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 of AU104037B2 publication Critical patent/AU104037B2/en
Application filed by Standard Telephone and Cables Pty Ltd filed Critical Standard Telephone and Cables Pty Ltd
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

AU2059/37A 1937-05-22 Telephone signalling systems Expired - Lifetime AU104037B2 (en)

Publications (1)

Publication Number Publication Date
AU104037B2 true AU104037B2 (en)

Family

ID=

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