AU141078B2 - Improvements relating to electric signalling systems - Google Patents

Improvements relating to electric signalling systems

Info

Publication number
AU141078B2
AU141078B2 AU7954/46A AU795446A AU141078B2 AU 141078 B2 AU141078 B2 AU 141078B2 AU 7954/46 A AU7954/46 A AU 7954/46A AU 795446 A AU795446 A AU 795446A AU 141078 B2 AU141078 B2 AU 141078B2
Authority
AU
Australia
Prior art keywords
improvements 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
AU7954/46A
Other versions
AU795446A (en
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of AU141078B2 publication Critical patent/AU141078B2/en
Publication of AU795446A publication Critical patent/AU795446A/en
Expired legal-status Critical Current

Links

AU7954/46A 1946-11-07 Improvements relating to electric signalling systems Expired AU141078B2 (en)

Publications (2)

Publication Number Publication Date
AU141078B2 true AU141078B2 (en) 1947-01-16
AU795446A AU795446A (en) 1947-01-16

Family

ID=

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