CH237887A - Telecommunications installation. - Google Patents

Telecommunications installation.

Info

Publication number
CH237887A
CH237887A CH237887DA CH237887A CH 237887 A CH237887 A CH 237887A CH 237887D A CH237887D A CH 237887DA CH 237887 A CH237887 A CH 237887A
Authority
CH
Switzerland
Prior art keywords
telecommunications installation
telecommunications
installation
Prior art date
Application number
Other languages
French (fr)
Inventor
Automatic Telephone El Limited
Original Assignee
Automatic Telephone & Elect
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 Automatic Telephone & Elect filed Critical Automatic Telephone & Elect
Publication of CH237887A publication Critical patent/CH237887A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/08—Metering calls to called party, i.e. B-party charged for the communication

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Telephonic Communication Services (AREA)
CH237887D 1939-03-02 1940-03-02 Telecommunications installation. CH237887A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB237887X 1939-03-02

Publications (1)

Publication Number Publication Date
CH237887A true CH237887A (en) 1945-05-31

Family

ID=41112512

Family Applications (1)

Application Number Title Priority Date Filing Date
CH237887D CH237887A (en) 1939-03-02 1940-03-02 Telecommunications installation.

Country Status (6)

Country Link
US (1) US2286445A (en)
BE (1) BE438173A (en)
CH (1) CH237887A (en)
DE (1) DE830531C (en)
FR (1) FR872187A (en)
GB (1) GB525902A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE465859A (en) * 1945-06-13
BE473455A (en) * 1946-07-25
US2532750A (en) * 1946-08-03 1950-12-05 Automatic Telephone & Elect Calling line identifier having display device at operator's position
US2570971A (en) * 1947-11-14 1951-10-09 Bell Telephone Labor Inc Vertical line number translator

Also Published As

Publication number Publication date
GB525902A (en) 1940-09-06
DE830531C (en) 1952-02-04
US2286445A (en) 1942-06-16
FR872187A (en) 1942-06-01
BE438173A (en)

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