BE776665A - Circuit de recherche d'une ligne libre - Google Patents

Circuit de recherche d'une ligne libre

Info

Publication number
BE776665A
BE776665A BE776665A BE776665A BE776665A BE 776665 A BE776665 A BE 776665A BE 776665 A BE776665 A BE 776665A BE 776665 A BE776665 A BE 776665A BE 776665 A BE776665 A BE 776665A
Authority
BE
Belgium
Prior art keywords
search circuit
line search
free line
free
circuit
Prior art date
Application number
BE776665A
Other languages
English (en)
French (fr)
Inventor
W W Greason Iii
D W Weiner
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of BE776665A publication Critical patent/BE776665A/xx

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)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Exchange Systems With Centralized Control (AREA)
BE776665A 1970-12-21 1971-12-14 Circuit de recherche d'une ligne libre BE776665A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10031570A 1970-12-21 1970-12-21

Publications (1)

Publication Number Publication Date
BE776665A true BE776665A (fr) 1972-04-04

Family

ID=22279161

Family Applications (1)

Application Number Title Priority Date Filing Date
BE776665A BE776665A (fr) 1970-12-21 1971-12-14 Circuit de recherche d'une ligne libre

Country Status (8)

Country Link
US (1) US3697700A (de)
JP (1) JPS5141486B1 (de)
BE (1) BE776665A (de)
CA (1) CA959962A (de)
DE (1) DE2163436C3 (de)
FR (1) FR2119470A5 (de)
GB (1) GB1369670A (de)
IT (1) IT943312B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3809824A (en) * 1972-03-31 1974-05-07 Rauland Corp Private automatic telephone system with dial and dialless telephones
US3764750A (en) * 1972-05-03 1973-10-09 Bell Telephone Labor Inc Switching system equipped for one-way line hunting
US3769462A (en) * 1972-09-29 1973-10-30 Stromberg Carlson Corp Private automatic branch exchange service circuit complex
US3946163A (en) * 1975-03-17 1976-03-23 Tel-Tone Corporation Port multiplexer for telephone signal processing systems
US4744103A (en) * 1985-11-27 1988-05-10 Rauland-Borg Corporation Computer controlled multi-link communication system
US5604336A (en) * 1995-03-08 1997-02-18 Weigh-Tronix, Inc. Load cell with composite end beams having portions with different elastic modulus

Also Published As

Publication number Publication date
DE2163436C3 (de) 1974-06-06
JPS5141486B1 (de) 1976-11-10
IT943312B (it) 1973-04-02
US3697700A (en) 1972-10-10
DE2163436B2 (de) 1973-11-08
GB1369670A (en) 1974-10-09
FR2119470A5 (de) 1972-08-04
DE2163436A1 (de) 1972-06-29
CA959962A (en) 1974-12-24

Similar Documents

Publication Publication Date Title
TR17521A (tr) 1-suebstituee-3(4)-aroplpiperidin'ler
BE763799A (fr) Fixation d'arrimage
BE785523A (fr) Cyclopropane-carboxylates d'alpha-cyanobenzyles
BE764048A (fr) Filament conducteur d'electricite
AT310911B (de) Schmiermittel
DK133026C (da) Biner lagerkreds
BE768383A (fr) Cyclopropane-carboxylates d'alcynyl-benzyle
BE776665A (fr) Circuit de recherche d'une ligne libre
CH516230A (de) Integrierter Schaltkreis
JPS514339A (ja) Atsuryokukukishikitsushisochiojusuru 2 junenshiki
BE776666A (fr) Circuit d'une ligne de communication
FR1509231A (fr) Système de recherche d'une ligne téléphonique libre
RO65392A (fr) Bouclier d'abatage
DK144216C (da) Smoeremiddel
BE782290A (fr) Panneau d'affichage
BE775076A (fr) Element d'illustration
BE777124A (fr) Agent d'ignifugation
BE762590A (fr) ''(3-methyl-5-carboxy-2-pentenyl ) quinones
BE769066A (fr) Circuit d'alarme
BE769074A (fr) Mecanisme d'invention hydrostatique
BE747548A (fr) Microroquette d'allumage
BE763249A (fr) Piece d'horlogerie
BE825186Q (fr) Circuit pour produire l'illumination sequentielle de lampes-eclair
FI55013B (fi) Utan innerslang uppumpbar gummimantel
AT310912B (de) Schmiermittel