AU2399629A - Improvements in high frequency signalling systems - Google Patents

Improvements in high frequency signalling systems

Info

Publication number
AU2399629A
AU2399629A AU23996/29A AU2399629A AU2399629A AU 2399629 A AU2399629 A AU 2399629A AU 23996/29 A AU23996/29 A AU 23996/29A AU 2399629 A AU2399629 A AU 2399629A AU 2399629 A AU2399629 A AU 2399629A
Authority
AU
Australia
Prior art keywords
high frequency
signalling systems
frequency signalling
systems
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
AU23996/29A
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
Publication of AU2399629A publication Critical patent/AU2399629A/en
Expired legal-status Critical Current

Links

AU23996/29A 1929-12-06 Improvements in high frequency signalling systems Expired AU2399629A (en)

Publications (1)

Publication Number Publication Date
AU2399629A true AU2399629A (en) 1930-12-16

Family

ID=

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