FR1094980A - Central téléphonique automatique - Google Patents

Central téléphonique automatique

Info

Publication number
FR1094980A
FR1094980A FR1094980DA FR1094980A FR 1094980 A FR1094980 A FR 1094980A FR 1094980D A FR1094980D A FR 1094980DA FR 1094980 A FR1094980 A FR 1094980A
Authority
FR
France
Prior art keywords
telephone exchange
automatic telephone
automatic
exchange
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)
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 FR1094980A publication Critical patent/FR1094980A/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)
  • Interface Circuits In Exchanges (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
FR1094980D 1952-12-03 1953-12-02 Central téléphonique automatique Expired FR1094980A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB30675/52A GB767684A (en) 1952-12-03 1952-12-03 Improvements in and relating to automatic telephone exchanges

Publications (1)

Publication Number Publication Date
FR1094980A true FR1094980A (fr) 1955-05-25

Family

ID=10311381

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1094980D Expired FR1094980A (fr) 1952-12-03 1953-12-02 Central téléphonique automatique

Country Status (3)

Country Link
US (1) US2802057A (fr)
FR (1) FR1094980A (fr)
GB (1) GB767684A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3073906A (en) * 1959-06-16 1963-01-15 Bell Telephone Labor Inc Line concentrating telephone system
US4117268A (en) * 1976-04-09 1978-09-26 Stromberg-Carlson Corporation Digital direct response switching system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2520170A (en) * 1945-11-14 1950-08-29 Standard Telephones Cables Ltd Pulse responsive circuit
US2490833A (en) * 1947-04-26 1949-12-13 Fed Telecomm Labs Inc All electronic line finder and selector system

Also Published As

Publication number Publication date
GB767684A (en) 1957-02-06
US2802057A (en) 1957-08-06

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