CH229751A - Installation de télécommunication. - Google Patents

Installation de télécommunication.

Info

Publication number
CH229751A
CH229751A CH229751DA CH229751A CH 229751 A CH229751 A CH 229751A CH 229751D A CH229751D A CH 229751DA CH 229751 A CH229751 A CH 229751A
Authority
CH
Switzerland
Prior art keywords
telecommunications installation
telecommunications
installation
Prior art date
Application number
Other languages
English (en)
Inventor
Bell Telephone Manufac Anonyme
Original Assignee
Bell Telephone Mfg
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 Bell Telephone Mfg filed Critical Bell Telephone Mfg
Publication of CH229751A publication Critical patent/CH229751A/fr

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
    • H04M15/10—Metering calls from calling party, i.e. A-party charged for the communication
    • 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
    • H04M15/04—Recording calls, or communications in printed, perforated or other permanent form
    • 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
    • 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
    • H04M15/38—Charging, billing or metering by apparatus other than mechanical step-by-step counter type

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Meter Arrangements (AREA)
  • Prepayment Telephone Systems (AREA)
  • Ticket-Dispensing Machines (AREA)
CH229751D 1939-01-31 1939-11-07 Installation de télécommunication. CH229751A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB330839A GB527696A (en) 1939-01-31 1939-01-31 Improvements in or relating to telephone exchange systems

Publications (1)

Publication Number Publication Date
CH229751A true CH229751A (fr) 1943-11-15

Family

ID=9755859

Family Applications (1)

Application Number Title Priority Date Filing Date
CH229751D CH229751A (fr) 1939-01-31 1939-11-07 Installation de télécommunication.

Country Status (4)

Country Link
BE (4) BE477157A (fr)
CH (1) CH229751A (fr)
FR (4) FR948084A (fr)
GB (2) GB527696A (fr)

Also Published As

Publication number Publication date
BE481458A (fr)
FR57208E (fr) 1952-12-23
FR56818E (fr) 1952-10-07
FR57207E (fr) 1952-12-23
BE477157A (fr)
FR948084A (fr) 1949-07-21
BE477240A (fr)
GB527696A (en) 1940-10-15
GB536248A (en) 1941-05-08
BE476045A (fr)

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