AU154523B2 - Improvements in or relating to electric telegraph systems - Google Patents

Improvements in or relating to electric telegraph systems

Info

Publication number
AU154523B2
AU154523B2 AU4493/51A AU449351A AU154523B2 AU 154523 B2 AU154523 B2 AU 154523B2 AU 4493/51 A AU4493/51 A AU 4493/51A AU 449351 A AU449351 A AU 449351A AU 154523 B2 AU154523 B2 AU 154523B2
Authority
AU
Australia
Prior art keywords
relating
telegraph systems
electric telegraph
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
AU4493/51A
Other versions
AU449351A (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
Filing date
Publication date
Application filed by Standard Telephone and Cables Pty Ltd filed Critical Standard Telephone and Cables Pty Ltd
Application granted granted Critical
Publication of AU154523B2 publication Critical patent/AU154523B2/en
Publication of AU449351A publication Critical patent/AU449351A/en
Expired legal-status Critical Current

Links

AU4493/51A 1951-08-14 Improvements in or relating to electric telegraph systems Expired AU154523B2 (en)

Publications (2)

Publication Number Publication Date
AU154523B2 true AU154523B2 (en) 1951-10-18
AU449351A AU449351A (en) 1951-10-18

Family

ID=

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