CH297204A - Equipement d'un central d'installation téléphonique automatique. - Google Patents

Equipement d'un central d'installation téléphonique automatique.

Info

Publication number
CH297204A
CH297204A CH297204DA CH297204A CH 297204 A CH297204 A CH 297204A CH 297204D A CH297204D A CH 297204DA CH 297204 A CH297204 A CH 297204A
Authority
CH
Switzerland
Prior art keywords
equipment
automatic telephone
installation center
telephone installation
center
Prior art date
Application number
Other languages
English (en)
Inventor
Harold Flowers Thomas
Original Assignee
Harold Flowers Thomas
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 Harold Flowers Thomas filed Critical Harold Flowers Thomas
Publication of CH297204A publication Critical patent/CH297204A/fr

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/02—Comparing digital values
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/487—Arrangements for providing information services, e.g. recorded voice services or time announcements
    • H04M3/4872—Non-interactive information services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Radar Systems Or Details Thereof (AREA)
CH297204D 1947-11-10 1948-11-10 Equipement d'un central d'installation téléphonique automatique. CH297204A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB297204X 1947-11-10

Publications (1)

Publication Number Publication Date
CH297204A true CH297204A (fr) 1954-03-15

Family

ID=10296046

Family Applications (1)

Application Number Title Priority Date Filing Date
CH297204D CH297204A (fr) 1947-11-10 1948-11-10 Equipement d'un central d'installation téléphonique automatique.

Country Status (7)

Country Link
US (1) US2683772A (fr)
BE (1) BE485757A (fr)
CH (1) CH297204A (fr)
DE (1) DE905498C (fr)
FR (1) FR974803A (fr)
GB (1) GB657058A (fr)
NL (2) NL143251B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1048954B (de) * 1955-08-31 1959-01-22 Ericsson Telefon Ab L M Elektronisches Register
GB805328A (en) * 1956-01-24 1958-12-03 Siemens Edison Swan Ltd Improvements relating to automatic telephone exchange systems
GB801960A (en) * 1956-01-24 1958-09-24 Siemens Edison Swan Ltd Improvements relating to automatic telephone exchange systems and the like
DE1067075B (de) * 1956-01-24 1959-10-15 Siemens Edison Swan Limited, London Urmrechner für Fernmelde-, insbesondere Fernsprechanlagen
BE571788A (fr) * 1957-10-07
BE626592A (fr) * 1962-01-02

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2387018A (en) * 1942-08-05 1945-10-16 Bell Lab Inc Communication system
US2361859A (en) * 1943-11-09 1944-10-31 Bell Telephone Labor Inc Slide card translator
US2364446A (en) * 1944-01-18 1944-12-05 Bell Telephone Labor Inc Card translator
US2428024A (en) * 1945-07-07 1947-09-30 Int Standard Electric Corp Matched potential electrical control system
BE486691A (fr) * 1946-10-31
US2519688A (en) * 1946-11-08 1950-08-22 Bell Telephone Labor Inc Signal code translator

Also Published As

Publication number Publication date
BE485757A (fr)
NL81372C (fr)
FR974803A (fr) 1951-02-26
NL143251B (nl)
GB657058A (en) 1951-09-12
DE905498C (de) 1954-03-04
US2683772A (en) 1954-07-13

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