FR2223919B1 - - Google Patents

Info

Publication number
FR2223919B1
FR2223919B1 FR7313774A FR7313774A FR2223919B1 FR 2223919 B1 FR2223919 B1 FR 2223919B1 FR 7313774 A FR7313774 A FR 7313774A FR 7313774 A FR7313774 A FR 7313774A FR 2223919 B1 FR2223919 B1 FR 2223919B1
Authority
FR
France
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
FR7313774A
Other languages
French (fr)
Other versions
FR2223919A1 (zh
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.)
Compagnie IBM France SAS
Original Assignee
Compagnie IBM France SAS
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 Compagnie IBM France SAS filed Critical Compagnie IBM France SAS
Priority to FR7313774A priority Critical patent/FR2223919B1/fr
Priority to DE19742409344 priority patent/DE2409344A1/de
Publication of FR2223919A1 publication Critical patent/FR2223919A1/fr
Application granted granted Critical
Publication of FR2223919B1 publication Critical patent/FR2223919B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/60—Semi-automatic systems, i.e. in which the numerical selection of the outgoing line is under the control of an operator
    • H04M3/62—Keyboard equipment
    • 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
    • H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
    • H04Q3/545—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised using a stored programme

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Small-Scale Networks (AREA)
FR7313774A 1973-03-30 1973-03-30 Expired FR2223919B1 (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7313774A FR2223919B1 (zh) 1973-03-30 1973-03-30
DE19742409344 DE2409344A1 (de) 1973-03-30 1974-02-27 Vermittlungseinrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7313774A FR2223919B1 (zh) 1973-03-30 1973-03-30

Publications (2)

Publication Number Publication Date
FR2223919A1 FR2223919A1 (zh) 1974-10-25
FR2223919B1 true FR2223919B1 (zh) 1981-03-06

Family

ID=9118038

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7313774A Expired FR2223919B1 (zh) 1973-03-30 1973-03-30

Country Status (2)

Country Link
DE (1) DE2409344A1 (zh)
FR (1) FR2223919B1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2752987C2 (de) * 1977-11-28 1984-12-20 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Schaltungsanordnung zur Anzeige unterschiedlicher vorzugsweise optischer Kennzeichen durch Anzeigeelemente in Endgeräten einer Fernmeldeanlage
US4291199A (en) * 1979-03-28 1981-09-22 Bell Telephone Laboratories, Incorporated Communication system tracking arrangement

Also Published As

Publication number Publication date
DE2409344A1 (de) 1974-10-24
FR2223919A1 (zh) 1974-10-25

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Legal Events

Date Code Title Description
ST Notification of lapse