FR1041590A - Systèmes de bureaux centraux automatiques de télécommunication - Google Patents

Systèmes de bureaux centraux automatiques de télécommunication

Info

Publication number
FR1041590A
FR1041590A FR1041590DA FR1041590A FR 1041590 A FR1041590 A FR 1041590A FR 1041590D A FR1041590D A FR 1041590DA FR 1041590 A FR1041590 A FR 1041590A
Authority
FR
France
Prior art keywords
central office
office systems
automatic central
telecommunications
telecommunications 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)
Inventor
Martinus Den Hertog
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR1041590A publication Critical patent/FR1041590A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
FR1041590D 1950-01-16 1951-01-16 Systèmes de bureaux centraux automatiques de télécommunication Expired FR1041590A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB316567X 1950-01-16

Publications (1)

Publication Number Publication Date
FR1041590A true FR1041590A (fr) 1953-10-26

Family

ID=10326436

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1041590D Expired FR1041590A (fr) 1950-01-16 1951-01-16 Systèmes de bureaux centraux automatiques de télécommunication

Country Status (6)

Country Link
US (1) US2678354A (fr)
BE (1) BE500637A (fr)
CH (1) CH316567A (fr)
DE (1) DE901299C (fr)
FR (1) FR1041590A (fr)
GB (1) GB707221A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE24679E (en) * 1951-02-02 1959-08-11 Automatic telephone systems
BE526409A (fr) * 1953-02-12
DE1024124B (de) * 1953-03-30 1958-02-13 Lionel Roy Frank Harris Verfahren zur Auswahl einer von mehreren Leitungen in Fernmeldeanlagen, insbesondere in Fernsprechanlagen, die nach dem Zeitmultiplexverfahren arbeiten

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB295449A (en) * 1927-05-10 1928-08-10 Standard Telephones Cables Ltd Improvements in telephone systems
FR882420A (fr) * 1941-06-10 1943-06-18

Also Published As

Publication number Publication date
CH316567A (fr) 1956-10-15
DE901299C (de) 1954-02-11
BE500637A (fr)
GB707221A (en) 1954-04-14
US2678354A (en) 1954-05-11

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