FR2256610B1 - - Google Patents

Info

Publication number
FR2256610B1
FR2256610B1 FR7346497A FR7346497A FR2256610B1 FR 2256610 B1 FR2256610 B1 FR 2256610B1 FR 7346497 A FR7346497 A FR 7346497A FR 7346497 A FR7346497 A FR 7346497A FR 2256610 B1 FR2256610 B1 FR 2256610B1
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
FR7346497A
Other versions
FR2256610A1 (fr
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.)
Constr Telephoniques
Original Assignee
Constr Telephoniques
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 Constr Telephoniques filed Critical Constr Telephoniques
Priority to FR7346497A priority Critical patent/FR2256610B1/fr
Priority to GB5332574A priority patent/GB1452428A/en
Priority to DE19742459926 priority patent/DE2459926B2/de
Priority to BE2054060A priority patent/BE823865A/fr
Publication of FR2256610A1 publication Critical patent/FR2256610A1/fr
Application granted granted Critical
Publication of FR2256610B1 publication Critical patent/FR2256610B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Interface Circuits In Exchanges (AREA)
FR7346497A 1973-12-27 1973-12-27 Expired FR2256610B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7346497A FR2256610B1 (fr) 1973-12-27 1973-12-27
GB5332574A GB1452428A (en) 1973-12-27 1974-12-10 System for detecting earth or alternating voltages in telephone exchanges
DE19742459926 DE2459926B2 (de) 1973-12-27 1974-12-18 Schaltungsanordnung zur Feststellung von Fremdspannungen auf Teilnehmerleitungen in zentralgesteuerten Fernsprechvermittlungsanlagen
BE2054060A BE823865A (fr) 1973-12-27 1974-12-27 Systeme de protection contre les tensions anormales applicable dans lescentraux telephoniques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7346497A FR2256610B1 (fr) 1973-12-27 1973-12-27

Publications (2)

Publication Number Publication Date
FR2256610A1 FR2256610A1 (fr) 1975-07-25
FR2256610B1 true FR2256610B1 (fr) 1977-08-12

Family

ID=9129754

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7346497A Expired FR2256610B1 (fr) 1973-12-27 1973-12-27

Country Status (4)

Country Link
BE (1) BE823865A (fr)
DE (1) DE2459926B2 (fr)
FR (1) FR2256610B1 (fr)
GB (1) GB1452428A (fr)

Also Published As

Publication number Publication date
GB1452428A (en) 1976-10-13
BE823865A (fr) 1975-06-27
FR2256610A1 (fr) 1975-07-25
DE2459926B2 (de) 1980-01-31
DE2459926A1 (de) 1975-07-10

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse