AU4446768A - Signalling system - Google Patents

Signalling system

Info

Publication number
AU4446768A
AU4446768A AU44467/68A AU4446768A AU4446768A AU 4446768 A AU4446768 A AU 4446768A AU 44467/68 A AU44467/68 A AU 44467/68A AU 4446768 A AU4446768 A AU 4446768A AU 4446768 A AU4446768 A AU 4446768A
Authority
AU
Australia
Prior art keywords
signalling system
signalling
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
AU44467/68A
Other versions
AU428421B2 (en
Inventor
Murville Thorne-Booth George
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of AU428421B2 publication Critical patent/AU428421B2/en
Publication of AU4446768A publication Critical patent/AU4446768A/en
Expired legal-status Critical Current

Links

AU44467/68A 1968-10-08 Signalling system Expired AU428421B2 (en)

Publications (2)

Publication Number Publication Date
AU428421B2 AU428421B2 (en) 1970-04-16
AU4446768A true AU4446768A (en) 1970-04-16

Family

ID=

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