AU248557B2 - Improvements in or relating to multifrequency signalling receivers - Google Patents

Improvements in or relating to multifrequency signalling receivers

Info

Publication number
AU248557B2
AU248557B2 AU3136/61A AU313661A AU248557B2 AU 248557 B2 AU248557 B2 AU 248557B2 AU 3136/61 A AU3136/61 A AU 3136/61A AU 313661 A AU313661 A AU 313661A AU 248557 B2 AU248557 B2 AU 248557B2
Authority
AU
Australia
Prior art keywords
relating
multifrequency signalling
receivers
signalling receivers
multifrequency
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
AU3136/61A
Other versions
AU313661A (en
Inventor
Francis Sidney Chittleburg and Ernest Sidney Simmonds 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 AU313661A publication Critical patent/AU313661A/en
Publication of AU248557B2 publication Critical patent/AU248557B2/en
Expired legal-status Critical Current

Links

AU3136/61A 1961-03-30 Improvements in or relating to multifrequency signalling receivers Expired AU248557B2 (en)

Publications (2)

Publication Number Publication Date
AU313661A AU313661A (en) 1963-04-04
AU248557B2 true AU248557B2 (en) 1963-04-04

Family

ID=

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