AU5005972A - Telephone systems - Google Patents

Telephone systems

Info

Publication number
AU5005972A
AU5005972A AU50059/72A AU5005972A AU5005972A AU 5005972 A AU5005972 A AU 5005972A AU 50059/72 A AU50059/72 A AU 50059/72A AU 5005972 A AU5005972 A AU 5005972A AU 5005972 A AU5005972 A AU 5005972A
Authority
AU
Australia
Prior art keywords
telephone systems
telephone
systems
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
AU50059/72A
Inventor
Eric Richard Addington
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by General Electric Co PLC filed Critical General Electric Co PLC
Publication of AU5005972A publication Critical patent/AU5005972A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H04M7/16—Arrangements for interconnection between switching centres in systems employing carrier frequencies
AU50059/72A 1971-12-20 1972-12-14 Telephone systems Expired AU5005972A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5901071A GB1411089A (en) 1971-12-20 1971-12-20 Telephone systems

Publications (1)

Publication Number Publication Date
AU5005972A true AU5005972A (en) 1974-06-20

Family

ID=10482884

Family Applications (1)

Application Number Title Priority Date Filing Date
AU50059/72A Expired AU5005972A (en) 1971-12-20 1972-12-14 Telephone systems

Country Status (3)

Country Link
AU (1) AU5005972A (en)
GB (1) GB1411089A (en)
ZA (1) ZA728824B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2516726A1 (en) * 1981-11-13 1983-05-20 Cit Alcatel QUADRIPOLE LIMITER OF PARASITES FOR TYPE 1 + 1 TELEPHONE TRANSMISSION SYSTEMS

Also Published As

Publication number Publication date
GB1411089A (en) 1975-10-22
ZA728824B (en) 1973-09-26

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