CA951444A - Pabx transmission and impulsing arrangement - Google Patents

Pabx transmission and impulsing arrangement

Info

Publication number
CA951444A
CA951444A CA132,779,A CA132779A CA951444A CA 951444 A CA951444 A CA 951444A CA 132779 A CA132779 A CA 132779A CA 951444 A CA951444 A CA 951444A
Authority
CA
Canada
Prior art keywords
impulsing
pabx
arrangement
transmission
pabx transmission
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
CA132,779,A
Other languages
English (en)
Other versions
CA132779S (en
Inventor
John S. Velik
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA951444A publication Critical patent/CA951444A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
    • H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
    • H04Q3/625—Arrangements in the private branch exchange
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H04M7/0096—Trunk circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Devices For Supply Of Signal Current (AREA)
CA132,779,A 1971-01-20 1972-01-19 Pabx transmission and impulsing arrangement Expired CA951444A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU375971 1971-01-20

Publications (1)

Publication Number Publication Date
CA951444A true CA951444A (en) 1974-07-16

Family

ID=3694228

Family Applications (1)

Application Number Title Priority Date Filing Date
CA132,779,A Expired CA951444A (en) 1971-01-20 1972-01-19 Pabx transmission and impulsing arrangement

Country Status (7)

Country Link
US (1) US3794782A (de)
BE (1) BE778262A (de)
CA (1) CA951444A (de)
DE (1) DE2201986A1 (de)
ES (1) ES399050A1 (de)
FR (1) FR2122947A5 (de)
IT (1) IT946689B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5940358B2 (ja) * 1978-10-18 1984-09-29 日本電信電話株式会社 通話路スイツチ回路
DE3804216A1 (de) * 1988-02-11 1989-08-24 Telefonbau & Normalzeit Gmbh Schaltungsanordnung fuer eine externleitungsuebertragung von kommunikations-vermittlungsanlagen, insbesondere fernsprechnebenstellenanlagen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL287044A (de) * 1961-12-21
DE1616690C3 (de) * 1965-02-08 1974-09-19 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zur Verringerung der Eigenverluste von Induktanzen, insbesondere in Einrichtungen von Fernsprech-Vermittlungsanlagen

Also Published As

Publication number Publication date
BE778262A (fr) 1972-07-20
DE2201986A1 (de) 1972-08-10
FR2122947A5 (de) 1972-09-01
IT946689B (it) 1973-05-21
US3794782A (en) 1974-02-26
ES399050A1 (es) 1974-10-16

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