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=

Similar Documents

Publication Publication Date Title
AU104037B2 (en) Telephone signalling systems
CA363799A (en) Telephone signalling system
CA370538A (en) Telephone system
CA370565A (en) Telephone system
CA363375A (en) Telephone system
CA369459A (en) Telephone system
CA369458A (en) Telephone system
CA369133A (en) Telephone system
CA368901A (en) Telephone system
CA368854A (en) Telephone system
CA368853A (en) Telephone system
CA368851A (en) Telephone system
CA368850A (en) Telephone system
CA368769A (en) Telephone system
CA368504A (en) Telephone system
CA368219A (en) Telephone system
CA368213A (en) Telephone system
CA368100A (en) Telephone system
CA367977A (en) Telephone system
CA367976A (en) Telephone system
CA367959A (en) Telephone system
CA367622A (en) Telephone system
CA367621A (en) Telephone system
CA367226A (en) Telephone system
CA365963A (en) Telephone system