AU975527A - High frequency signalling systems - Google Patents

High frequency signalling systems

Info

Publication number
AU975527A
AU975527A AU9755/27A AU975527A AU975527A AU 975527 A AU975527 A AU 975527A AU 9755/27 A AU9755/27 A AU 9755/27A AU 975527 A AU975527 A AU 975527A AU 975527 A AU975527 A AU 975527A
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
AU9755/27A
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 AU975527A publication Critical patent/AU975527A/en
Expired legal-status Critical Current

Links

AU9755/27A 1928-03-15 High frequency signalling systems Expired AU975527A (en)

Publications (1)

Publication Number Publication Date
AU975527A true AU975527A (en) 1928-03-27

Family

ID=

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