FR1145178A - Téléphone automatique - Google Patents

Téléphone automatique

Info

Publication number
FR1145178A
FR1145178A FR1145178DA FR1145178A FR 1145178 A FR1145178 A FR 1145178A FR 1145178D A FR1145178D A FR 1145178DA FR 1145178 A FR1145178 A FR 1145178A
Authority
FR
France
Prior art keywords
automatic telephone
telephone
automatic
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)
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
Application granted granted Critical
Publication of FR1145178A publication Critical patent/FR1145178A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • Time-Division Multiplex Systems (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Telephone Set Structure (AREA)
FR1145178D 1954-10-19 1955-10-19 Téléphone automatique Expired FR1145178A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB30070/54A GB784522A (en) 1954-10-19 1954-10-19 Improvements in and relating to automatic telephone systems

Publications (1)

Publication Number Publication Date
FR1145178A true FR1145178A (fr) 1957-10-23

Family

ID=10301791

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1145178D Expired FR1145178A (fr) 1954-10-19 1955-10-19 Téléphone automatique

Country Status (4)

Country Link
US (1) US2947818A (fr)
DE (1) DE1120514B (fr)
FR (1) FR1145178A (fr)
GB (1) GB784522A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL111831C (fr) * 1959-02-26
US3073906A (en) * 1959-06-16 1963-01-15 Bell Telephone Labor Inc Line concentrating telephone system
US3070665A (en) * 1959-09-30 1962-12-25 Automatic Elect Lab Electronic communication system and counting circuits therefor
NL260389A (fr) * 1960-02-18
US3281536A (en) * 1961-07-27 1966-10-25 Int Standard Electric Corp Pcm switching stage and its associated circuits
DE1300978B (de) * 1965-06-12 1969-08-14 Telefonbau & Normalzeit Gmbh Schaltungsanordnung fuer eine Zeitmultiplex-Fernmelde-, insbesondere Fernsprechvermittlungsanlage

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL71879C (fr) * 1945-11-14
FR973819A (fr) * 1947-10-29 1951-02-15
BE500226A (fr) * 1949-12-24
NL165389B (nl) * 1950-11-16 Leroux Sa Ets Werkwijze voor het buigen van diepe profielen met ten minste een flens en een lijf.
DE881807C (de) * 1951-01-05 1953-07-02 Siemens Ag Nachrichtenuebertragungssystem, insbesondere Vierdrahtsystem, fuer eine Vielzahl vonTeilnehmern mit wahlweiser Herstellung von Verbindungen zwischen Teilnehmern
DE876714C (de) * 1951-02-24 1953-05-18 Siemens Ag Elektrisches UEbertragungssystem, insbesondere Vierdrahtsystem, fuer eine Vielzahl von Teilnehmern mit wahlweiser Herstellung von Verbindungen
BE516057A (fr) * 1951-12-07
DE920492C (de) * 1952-03-12 1954-11-22 Siemens Ag Schaltungsanordnung zur praktisch gleichzeitigen UEbertragung mehrerer Nachrichten ueber einen gemeinsamen Verbindungsweg, insbesondere in Fernsprechanlagen
NL187779B (nl) * 1953-06-26 Rca Licensing Corp Audioversterker.

Also Published As

Publication number Publication date
DE1120514B (de) 1961-12-28
US2947818A (en) 1960-08-02
GB784522A (en) 1957-10-09

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