BE774799A - TELEPHONE INTERCOMMUNICATION SYSTEM - Google Patents

TELEPHONE INTERCOMMUNICATION SYSTEM

Info

Publication number
BE774799A
BE774799A BE774799A BE774799A BE774799A BE 774799 A BE774799 A BE 774799A BE 774799 A BE774799 A BE 774799A BE 774799 A BE774799 A BE 774799A BE 774799 A BE774799 A BE 774799A
Authority
BE
Belgium
Prior art keywords
intercommunication system
telephone intercommunication
telephone
intercommunication
Prior art date
Application number
BE774799A
Other languages
Dutch (nl)
Inventor
De E Pinede
J A Barsellotti Et F Laliccia
E Pinede
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of BE774799A publication Critical patent/BE774799A/en

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)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Telephonic Communication Services (AREA)
  • Telephone Function (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
BE774799A 1970-11-02 1971-11-03 TELEPHONE INTERCOMMUNICATION SYSTEM BE774799A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BE774799A true BE774799A (en) 1972-03-01

Family

ID=4087932

Family Applications (1)

Application Number Title Priority Date Filing Date
BE774799A BE774799A (en) 1970-11-02 1971-11-03 TELEPHONE INTERCOMMUNICATION 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) GB1360508A (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
ES396581A1 (en) 1974-05-16
GB1360509A (en) 1974-07-17
CA963133A (en) 1975-02-18
AU464115B2 (en) 1975-08-14
AU3521271A (en) 1973-05-10
DE2154237C3 (en) 1975-09-04
GB1360508A (en) 1974-07-17
DE2154237B2 (en) 1975-01-16
DE2154237A1 (en) 1972-05-04

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