AU156039A - Improvements in or relating to electric signalling systems - Google Patents

Improvements in or relating to electric signalling systems

Info

Publication number
AU156039A
AU156039A AU1560/39A AU156039A AU156039A AU 156039 A AU156039 A AU 156039A AU 1560/39 A AU1560/39 A AU 1560/39A AU 156039 A AU156039 A AU 156039A AU 156039 A AU156039 A AU 156039A
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
AU1560/39A
Other versions
AU111756B2 (en
Inventor
John Terry Victor
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 granted granted Critical
Publication of AU111756B2 publication Critical patent/AU111756B2/en
Publication of AU156039A publication Critical patent/AU156039A/en
Application filed by Standard Telephone and Cables Pty Ltd filed Critical Standard Telephone and Cables Pty Ltd
Expired legal-status Critical Current

Links

AU1560/39A 1939-04-11 Improvements in or relating to electric signalling systems Expired AU111756B2 (en)

Publications (2)

Publication Number Publication Date
AU111756B2 AU111756B2 (en) 1939-04-09
AU156039A true AU156039A (en) 1939-04-09

Family

ID=

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