FR1023959A - Perfectionnements aux centraux téléphoniques automatiques - Google Patents

Perfectionnements aux centraux téléphoniques automatiques

Info

Publication number
FR1023959A
FR1023959A FR1023959DA FR1023959A FR 1023959 A FR1023959 A FR 1023959A FR 1023959D A FR1023959D A FR 1023959DA FR 1023959 A FR1023959 A FR 1023959A
Authority
FR
France
Prior art keywords
automatic telephone
telephone exchanges
exchanges
automatic
telephone
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
Other languages
English (en)
Inventor
Thomas Harold Flowers
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 filed Critical
Application granted granted Critical
Publication of FR1023959A publication Critical patent/FR1023959A/fr
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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Telephonic Communication Services (AREA)
  • Exchange Systems With Centralized Control (AREA)
FR1023959D 1949-08-12 1950-08-11 Perfectionnements aux centraux téléphoniques automatiques Expired FR1023959A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB310991X 1949-08-12

Publications (1)

Publication Number Publication Date
FR1023959A true FR1023959A (fr) 1953-03-26

Family

ID=10317949

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1023959D Expired FR1023959A (fr) 1949-08-12 1950-08-11 Perfectionnements aux centraux téléphoniques automatiques

Country Status (7)

Country Link
US (1) US2770678A (fr)
BE (1) BE497529A (fr)
CH (1) CH310991A (fr)
DE (1) DE925778C (fr)
FR (1) FR1023959A (fr)
GB (1) GB722172A (fr)
NL (2) NL155301B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2934606A (en) * 1950-09-21 1960-04-26 Stromberg Carlson Co Selector circuit
BE546114A (fr) * 1953-01-20
DE1046113B (de) * 1954-06-18 1958-12-11 Siemens Edison Swan Ltd Schaltungsanordnung fuer Selbstanschluss-Fernsprechanlagen
BE550511A (fr) * 1955-08-23
DE1118271B (de) * 1955-11-08 1961-11-30 Siemens Edison Swan Ltd Schaltungsanordnung fuer nach dem Zeitmultiplexprinzip arbeitende Vermittlungseinrichtungen in Fernmelde-, insbesondere Fernsprechanlagen
DE1099584B (de) * 1955-12-13 1961-02-16 Siemens Edison Swan Ltd Schaltungsanordnung zum Verbinden von Leitungsabschnitten ueber Multiplexleitungen
US3217108A (en) * 1961-12-26 1965-11-09 Bell Telephone Labor Inc Signaling circuitry coupling telephone central office and remote switching unit

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB466986A (en) * 1936-05-29 1937-06-09 Western Electric Co Improvements in or relating to automatic or semi-automatic telephone exchange systems
US2387018A (en) * 1942-08-05 1945-10-16 Bell Lab Inc Communication system
US2584987A (en) * 1945-11-14 1952-02-12 Standard Telephones Cables Ltd Pulse delay communication system
US2596989A (en) * 1945-11-17 1952-05-20 Standard Telephones Cables Ltd Automatic electronic switching by time delay signal for telephone systems
NL76339C (fr) * 1946-02-07
FR959010A (fr) * 1946-10-04 1950-03-23
FR944842A (fr) * 1947-03-26 1949-05-02
US2533342A (en) * 1947-10-09 1950-12-12 American Telephone & Telegraph Tandem switching system
FR973819A (fr) * 1947-10-29 1951-02-15
US2619548A (en) * 1948-05-15 1952-11-25 Int Standard Electric Corp Electronic switching apparatus for telephone systems
US2541932A (en) * 1948-05-19 1951-02-13 Bell Telephone Labor Inc Multiplex speech interpolation system
BE496916A (fr) * 1949-07-29

Also Published As

Publication number Publication date
NL155301B (nl)
US2770678A (en) 1956-11-13
BE497529A (fr)
NL87828C (fr)
GB722172A (en) 1955-01-19
DE925778C (de) 1955-03-28
CH310991A (fr) 1955-11-15

Similar Documents

Publication Publication Date Title
FR1027426A (fr) Perfectionnements aux enregistreurs-traducteurs
FR970278A (fr) Perfectionnements aux postes téléphoniques d'abonnés
FR1023959A (fr) Perfectionnements aux centraux téléphoniques automatiques
FR1027801A (fr) Perfectionnements aux turbo-réacteurs
FR986200A (fr) Perfectionnements aux chambrières
FR1008038A (fr) Perfectionnements apportés aux pinces
FR1018375A (fr) Perfectionnements relatifs aux dicarboxyphénylsilanes
FR1012472A (fr) Perfectionnements aux systèmes téléphoniques automatiques
FR994440A (fr) Perfectionnements aux relais téléphoniques
AT179570B (de) Automatisches Fernsprechamt
AT185412B (de) Automatisches Telephon-Wählsystem
FR1011312A (fr) Perfectionnements aux démarreurs
FR1001850A (fr) Perfectionnements aux circuits de télécommunication
FR970126A (fr) Perfectionnements aux installations de téléphonie en haut-parleur
FR1018464A (fr) Perfectionnements apportés aux installations téléphoniques
FR983841A (fr) Perfectionnements apportés aux soutien-gorge
FR1041162A (fr) Perfectionnements aux postes téléphoniques
FR1026723A (fr) Perfectionnements apportés aux émerillons
CH272112A (de) Telephonapparat.
FI25164A (fi) Automatisk telefonanläggning
FR59981E (fr) Perfectionnements aux démarreurs
FR1001779A (fr) Perfectionnements aux briquets lance-flamme
FR995636A (fr) Perfectionnements aux crics
FR939754A (fr) Perfectionnements aux installations téléphoniques
AT167826B (de) Selbsttätige Durchlaufwaage