AU543536A - Improvements in or relating to electrical signalling systems - Google Patents

Improvements in or relating to electrical signalling systems

Info

Publication number
AU543536A
AU543536A AU5435/36A AU543536A AU543536A AU 543536 A AU543536 A AU 543536A AU 5435/36 A AU5435/36 A AU 5435/36A AU 543536 A AU543536 A AU 543536A AU 543536 A AU543536 A AU 543536A
Authority
AU
Australia
Prior art keywords
relating
signalling systems
electrical signalling
electrical
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
AU5435/36A
Other versions
AU102121B2 (en
Inventor
bothof England Leslie Spicer Creigh. and Percy Alexander Chittenden
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.)
Siemens Brothers and Co Ltd
Original Assignee
Siemens Brothers and Co Ltd
Filing date
Publication date
Application filed by Siemens Brothers and Co Ltd filed Critical Siemens Brothers and Co Ltd
Application granted granted Critical
Publication of AU543536A publication Critical patent/AU543536A/en
Publication of AU102121B2 publication Critical patent/AU102121B2/en
Expired legal-status Critical Current

Links

AU5435/36A 1936-12-30 Improvements in or relating to electrical signalling systems Expired AU102121B2 (en)

Publications (2)

Publication Number Publication Date
AU543536A true AU543536A (en) 1937-10-07
AU102121B2 AU102121B2 (en) 1937-10-07

Family

ID=

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