AU269597B2 - Telecommunication system inwhich subscriber stations can send voice-frequency signals toan. exchange which identify unwanted stations - Google Patents

Telecommunication system inwhich subscriber stations can send voice-frequency signals toan. exchange which identify unwanted stations

Info

Publication number
AU269597B2
AU269597B2 AU18946/62A AU1894662A AU269597B2 AU 269597 B2 AU269597 B2 AU 269597B2 AU 18946/62 A AU18946/62 A AU 18946/62A AU 1894662 A AU1894662 A AU 1894662A AU 269597 B2 AU269597 B2 AU 269597B2
Authority
AU
Australia
Prior art keywords
stations
toan
exchange
frequency signals
telecommunication system
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
AU18946/62A
Other versions
AU1894662A (en
Inventor
Herter Eberhard
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 AU269597B2 publication Critical patent/AU269597B2/en
Publication of AU1894662A publication Critical patent/AU1894662A/en
Expired legal-status Critical Current

Links

AU18946/62A 1962-06-15 Telecommunication system inwhich subscriber stations can send voice-frequency signals toan. exchange which identify unwanted stations Expired AU269597B2 (en)

Publications (2)

Publication Number Publication Date
AU269597B2 true AU269597B2 (en) 1963-12-19
AU1894662A AU1894662A (en) 1963-12-19

Family

ID=

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