AU225234B2 - Improvements in or relating to electric signalling systems - Google Patents

Improvements in or relating to electric signalling systems

Info

Publication number
AU225234B2
AU225234B2 AU38556/58A AU3855658A AU225234B2 AU 225234 B2 AU225234 B2 AU 225234B2 AU 38556/58 A AU38556/58 A AU 38556/58A AU 3855658 A AU3855658 A AU 3855658A AU 225234 B2 AU225234 B2 AU 225234B2
Authority
AU
Australia
Prior art keywords
relating
signalling systems
electric signalling
electric
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
AU38556/58A
Other versions
AU3855658A (en
Inventor
Warren Dillow John
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 AU3855658A publication Critical patent/AU3855658A/en
Publication of AU225234B2 publication Critical patent/AU225234B2/en
Expired legal-status Critical Current

Links

AU38556/58A 1958-06-10 Improvements in or relating to electric signalling systems Expired AU225234B2 (en)

Publications (2)

Publication Number Publication Date
AU3855658A AU3855658A (en) 1958-12-11
AU225234B2 true AU225234B2 (en) 1958-12-11

Family

ID=

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