CH343465A - Installation téléphonique - Google Patents

Installation téléphonique

Info

Publication number
CH343465A
CH343465A CH343465DA CH343465A CH 343465 A CH343465 A CH 343465A CH 343465D A CH343465D A CH 343465DA CH 343465 A CH343465 A CH 343465A
Authority
CH
Switzerland
Prior art keywords
telephone installation
telephone
installation
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
Pierre Gohorel Fernand
Original Assignee
Standard Telephone & Radio Sa
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 & Radio Sa filed Critical Standard Telephone & Radio Sa
Publication of CH343465A publication Critical patent/CH343465A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/08—Indicating faults in circuits or apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Exchange Systems With Centralized Control (AREA)
CH343465D 1955-07-05 1956-07-05 Installation téléphonique CH343465A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1130220T 1955-07-05

Publications (1)

Publication Number Publication Date
CH343465A true CH343465A (fr) 1959-12-31

Family

ID=9637299

Family Applications (1)

Application Number Title Priority Date Filing Date
CH343465D CH343465A (fr) 1955-07-05 1956-07-05 Installation téléphonique

Country Status (5)

Country Link
US (1) US2878328A (enEXAMPLES)
BE (1) BE551031A (enEXAMPLES)
CH (1) CH343465A (enEXAMPLES)
FR (1) FR1130220A (enEXAMPLES)
GB (1) GB810875A (enEXAMPLES)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3159721A (en) * 1960-07-13 1964-12-01 Bell Telephone Labor Inc Outgoing trunk identification circuit
DE1236600B (de) * 1965-07-17 1967-03-16 Standard Elek K Lorenz Ag Verfahren und Schaltungsanordnung zur UEberwachung des Verbindungsaufbaues in einer durch Markierer zentral gesteuerten Koppelanordnung
DE1301842B (de) * 1966-04-29 1969-08-28 Siemens Ag Verfahren fuer Fernmelde-, insbesondere Fernsprechanlagen mit Wegedatenspeicherung
US3808380A (en) * 1973-01-08 1974-04-30 Western Electric Co Identifier arrangement
FR2235560B1 (enEXAMPLES) * 1973-06-28 1978-08-04 Sarric Serge

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2202921A (en) * 1938-11-05 1940-06-04 Bell Telephone Labor Inc Trouble recorder
US2364796A (en) * 1942-03-27 1944-12-12 Bell Telephone Labor Inc Trouble indicating system
US2383770A (en) * 1942-11-07 1945-08-28 American Telephone & Telegraph Electrical measuring system
US2392090A (en) * 1943-02-20 1946-01-01 Bell Telephone Labor Inc Busy test system

Also Published As

Publication number Publication date
BE551031A (enEXAMPLES)
FR1130220A (fr) 1957-02-01
GB810875A (en) 1959-03-25
US2878328A (en) 1959-03-17

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