AU240193B2 - Improvements in or relating to electric frequency shift telegraph systems - Google Patents

Improvements in or relating to electric frequency shift telegraph systems

Info

Publication number
AU240193B2
AU240193B2 AU57420/60A AU5742060A AU240193B2 AU 240193 B2 AU240193 B2 AU 240193B2 AU 57420/60 A AU57420/60 A AU 57420/60A AU 5742060 A AU5742060 A AU 5742060A AU 240193 B2 AU240193 B2 AU 240193B2
Authority
AU
Australia
Prior art keywords
relating
frequency shift
electric frequency
telegraph systems
shift telegraph
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
AU57420/60A
Other versions
AU5742060A (en
Inventor
Francis Sidney Chittleburgh and Eric Robert Aylott William
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 AU240193B2 publication Critical patent/AU240193B2/en
Publication of AU5742060A publication Critical patent/AU5742060A/en
Expired legal-status Critical Current

Links

AU57420/60A 1960-02-12 Improvements in or relating to electric frequency shift telegraph systems Expired AU240193B2 (en)

Publications (2)

Publication Number Publication Date
AU240193B2 true AU240193B2 (en) 1960-08-18
AU5742060A AU5742060A (en) 1960-08-18

Family

ID=

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