AU1852648A - Improvements in or relating to electric signalling systems - Google Patents

Improvements in or relating to electric signalling systems

Info

Publication number
AU1852648A
AU1852648A AU18526/48A AU1852648A AU1852648A AU 1852648 A AU1852648 A AU 1852648A AU 18526/48 A AU18526/48 A AU 18526/48A AU 1852648 A AU1852648 A AU 1852648A AU 1852648 A AU1852648 A AU 1852648A
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
AU18526/48A
Other versions
AU143328B2 (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
Publication date
Application granted granted Critical
Publication of AU1852648A publication Critical patent/AU1852648A/en
Publication of AU143328B2 publication Critical patent/AU143328B2/en
Expired legal-status Critical Current

Links

AU18526/48A Improvements in or relating to electric signalling systems Expired AU143328B2 (en)

Publications (2)

Publication Number Publication Date
AU1852648A true AU1852648A (en) 1948-03-18
AU143328B2 AU143328B2 (en) 1948-03-18

Family

ID=

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