AU3521271A - Telephone intercommunicating system - Google Patents

Telephone intercommunicating system

Info

Publication number
AU3521271A
AU3521271A AU35212/71A AU3521271A AU3521271A AU 3521271 A AU3521271 A AU 3521271A AU 35212/71 A AU35212/71 A AU 35212/71A AU 3521271 A AU3521271 A AU 3521271A AU 3521271 A AU3521271 A AU 3521271A
Authority
AU
Australia
Prior art keywords
intercommunicating system
telephone
telephone intercommunicating
intercommunicating
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
AU35212/71A
Other versions
AU464115B2 (en
Inventor
JOHN ANTHONY BARSELLOTTI and FREDERICO RICCARDO LARICCIA EDOUARD PINEDO
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
Standard Telephone and Cables 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 Standard Telephone and Cables Pty Ltd, Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables Pty Ltd
Publication of AU3521271A publication Critical patent/AU3521271A/en
Application granted granted Critical
Publication of AU464115B2 publication Critical patent/AU464115B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
    • H04Q3/521—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements using semiconductors in the switching stages

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Telephonic Communication Services (AREA)
  • Telephone Function (AREA)
AU35212/71A 1970-11-02 1971-11-01 Telephone intercommunicating system Expired AU464115B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA097,178A CA963133A (en) 1970-11-02 1970-11-02 Telephone intercommunicating system
CACA097,178 1970-11-02

Publications (2)

Publication Number Publication Date
AU3521271A true AU3521271A (en) 1973-05-10
AU464115B2 AU464115B2 (en) 1975-08-14

Family

ID=4087932

Family Applications (1)

Application Number Title Priority Date Filing Date
AU35212/71A Expired AU464115B2 (en) 1970-11-02 1971-11-01 Telephone intercommunicating system

Country Status (6)

Country Link
AU (1) AU464115B2 (en)
BE (1) BE774799A (en)
CA (1) CA963133A (en)
DE (1) DE2154237C3 (en)
ES (1) ES396581A1 (en)
GB (2) GB1360509A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5940358B2 (en) * 1978-10-18 1984-09-29 日本電信電話株式会社 Call path switch circuit
DE3215757A1 (en) * 1982-04-28 1983-11-03 Krone Gmbh, 1000 Berlin Internal connection switch for in-house telephone or PABX telecommunications systems

Also Published As

Publication number Publication date
GB1360508A (en) 1974-07-17
DE2154237B2 (en) 1975-01-16
ES396581A1 (en) 1974-05-16
DE2154237C3 (en) 1975-09-04
CA963133A (en) 1975-02-18
BE774799A (en) 1972-03-01
AU464115B2 (en) 1975-08-14
DE2154237A1 (en) 1972-05-04
GB1360509A (en) 1974-07-17

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