FR2158619A5 - - Google Patents

Info

Publication number
FR2158619A5
FR2158619A5 FR7138347A FR7138347A FR2158619A5 FR 2158619 A5 FR2158619 A5 FR 2158619A5 FR 7138347 A FR7138347 A FR 7138347A FR 7138347 A FR7138347 A FR 7138347A FR 2158619 A5 FR2158619 A5 FR 2158619A5
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
FR7138347A
Other languages
French (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 FR7138347A priority Critical patent/FR2158619A5/fr
Priority to DE19722251879 priority patent/DE2251879C3/en
Application granted granted Critical
Publication of FR2158619A5 publication Critical patent/FR2158619A5/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)
  • Devices For Supply Of Signal Current (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Interface Circuits In Exchanges (AREA)
FR7138347A 1971-10-26 1971-10-26 Expired FR2158619A5 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7138347A FR2158619A5 (en) 1971-10-26 1971-10-26
DE19722251879 DE2251879C3 (en) 1971-10-26 1972-10-23 Circuit arrangement for scanning telephone lines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7138347A FR2158619A5 (en) 1971-10-26 1971-10-26

Publications (1)

Publication Number Publication Date
FR2158619A5 true FR2158619A5 (en) 1973-06-15

Family

ID=9084882

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7138347A Expired FR2158619A5 (en) 1971-10-26 1971-10-26

Country Status (2)

Country Link
DE (1) DE2251879C3 (en)
FR (1) FR2158619A5 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2217891A1 (en) * 1973-02-12 1974-09-06 Int Standard Electric Corp
FR2286573A1 (en) * 1974-09-24 1976-04-23 Constr Telephoniques EXPLORATION CIRCUIT FOR SWITCHING SYSTEM

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2850929C2 (en) * 1978-11-24 1982-06-09 Siemens AG, 1000 Berlin und 8000 München Circuit arrangement for suppressing the effects of interference voltage when evaluating the signal status on transmission lines, in particular on subscriber lines in telephone systems

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2217891A1 (en) * 1973-02-12 1974-09-06 Int Standard Electric Corp
FR2286573A1 (en) * 1974-09-24 1976-04-23 Constr Telephoniques EXPLORATION CIRCUIT FOR SWITCHING SYSTEM

Also Published As

Publication number Publication date
DE2251879A1 (en) 1973-05-03
DE2251879C3 (en) 1980-06-19
DE2251879B2 (en) 1978-10-19

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Legal Events

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