AU118474B2 - Improvements in or relating to electric signalling systems - Google Patents

Improvements in or relating to electric signalling systems

Info

Publication number
AU118474B2
AU118474B2 AU7592/42A AU759242A AU118474B2 AU 118474 B2 AU118474 B2 AU 118474B2 AU 7592/42 A AU7592/42 A AU 7592/42A AU 759242 A AU759242 A AU 759242A AU 118474 B2 AU118474 B2 AU 118474B2
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
AU7592/42A
Other versions
AU759242A (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 AU118474B2 publication Critical patent/AU118474B2/en
Publication of AU759242A publication Critical patent/AU759242A/en
Expired legal-status Critical Current

Links

AU7592/42A 1942-12-03 Improvements in or relating to electric signalling systems Expired AU118474B2 (en)

Publications (2)

Publication Number Publication Date
AU118474B2 true AU118474B2 (en) 1944-05-18
AU759242A AU759242A (en) 1944-05-18

Family

ID=

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