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AU161961B2 - Improvements relating to railway signalling systems - Google Patents

Improvements relating to railway signalling systems

Info

Publication number
AU161961B2
AU161961B2 AU11090/52A AU1109052A AU161961B2 AU 161961 B2 AU161961 B2 AU 161961B2 AU 11090/52 A AU11090/52 A AU 11090/52A AU 1109052 A AU1109052 A AU 1109052A AU 161961 B2 AU161961 B2 AU 161961B2
Authority
AU
Australia
Prior art keywords
improvements relating
signalling systems
railway signalling
railway
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
AU11090/52A
Other versions
AU1109052A (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.)
SPX Technologies Inc
Original Assignee
General Railway Signal Co
Filing date
Publication date
Application filed by General Railway Signal Co filed Critical General Railway Signal Co
Application granted granted Critical
Publication of AU161961B2 publication Critical patent/AU161961B2/en
Publication of AU1109052A publication Critical patent/AU1109052A/en
Expired legal-status Critical Current

Links

AU11090/52A 1952-07-03 Improvements relating to railway signalling systems Expired AU161961B2 (en)

Publications (2)

Publication Number Publication Date
AU161961B2 true AU161961B2 (en) 1952-09-04
AU1109052A AU1109052A (en) 1952-09-04

Family

ID=

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