AU165900B2 - Voice-frequency signal receiver operated bytwo signal frequencies - Google Patents

Voice-frequency signal receiver operated bytwo signal frequencies

Info

Publication number
AU165900B2
AU165900B2 AU9924/52A AU992452A AU165900B2 AU 165900 B2 AU165900 B2 AU 165900B2 AU 9924/52 A AU9924/52 A AU 9924/52A AU 992452 A AU992452 A AU 992452A AU 165900 B2 AU165900 B2 AU 165900B2
Authority
AU
Australia
Prior art keywords
bytwo
voice
receiver operated
frequency signal
signal receiver
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
AU9924/52A
Other versions
AU992452A (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 AU165900B2 publication Critical patent/AU165900B2/en
Publication of AU992452A publication Critical patent/AU992452A/en
Expired legal-status Critical Current

Links

AU9924/52A 1952-05-13 Voice-frequency signal receiver operated bytwo signal frequencies Expired AU165900B2 (en)

Publications (2)

Publication Number Publication Date
AU165900B2 true AU165900B2 (en) 1952-07-17
AU992452A AU992452A (en) 1952-07-17

Family

ID=

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