GB738897A - Arrangement for use in the metering and recording of telephone calls - Google Patents

Arrangement for use in the metering and recording of telephone calls

Info

Publication number
GB738897A
GB738897A GB2987352A GB2987352A GB738897A GB 738897 A GB738897 A GB 738897A GB 2987352 A GB2987352 A GB 2987352A GB 2987352 A GB2987352 A GB 2987352A GB 738897 A GB738897 A GB 738897A
Authority
GB
United Kingdom
Prior art keywords
meter
controls
resistance
variable
metering
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
GB2987352A
Other languages
English (en)
Inventor
Hans Kristian Hulvej
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.)
TELEFON FABRIK AUTOMATIC AS
Original Assignee
TELEFON FABRIK AUTOMATIC AS
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
Priority to BE516650D priority Critical patent/BE516650A/xx
Application filed by TELEFON FABRIK AUTOMATIC AS filed Critical TELEFON FABRIK AUTOMATIC AS
Priority to DET7029A priority patent/DE953267C/de
Priority to GB2987352A priority patent/GB738897A/en
Publication of GB738897A publication Critical patent/GB738897A/en
Expired legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Level Indicators Using A Float (AREA)
GB2987352A 1952-11-25 1952-11-25 Arrangement for use in the metering and recording of telephone calls Expired GB738897A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BE516650D BE516650A (instruction) 1952-11-25
DET7029A DE953267C (de) 1952-11-25 1952-11-25 Schaltungsanordnung zur Gebuehrenerfassung in Fernsprechanlagen
GB2987352A GB738897A (en) 1952-11-25 1952-11-25 Arrangement for use in the metering and recording of telephone calls

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2987352A GB738897A (en) 1952-11-25 1952-11-25 Arrangement for use in the metering and recording of telephone calls

Publications (1)

Publication Number Publication Date
GB738897A true GB738897A (en) 1955-10-19

Family

ID=10298579

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2987352A Expired GB738897A (en) 1952-11-25 1952-11-25 Arrangement for use in the metering and recording of telephone calls

Country Status (2)

Country Link
BE (1) BE516650A (instruction)
GB (1) GB738897A (instruction)

Also Published As

Publication number Publication date
BE516650A (instruction)

Similar Documents

Publication Publication Date Title
GB1503006A (en) Alarm and utility meter reading system employing telephone lines
GB1086047A (en) Filter apparatus
GB738897A (en) Arrangement for use in the metering and recording of telephone calls
US1864524A (en) Telephone system
US3097266A (en) Telephone fee counter
GB694705A (en) Improvements in or relating to telephone set circuits
US2294464A (en) Impulse transmitter
GB1091576A (en) Voice-frequency key-dialling circuit arrangement for telecommunication,particularly telephone exchanges
US3365554A (en) Prevention of dialing by a telephone switchhook
JPS56128053A (en) Control unit of telephone set by sequential counter
US2283646A (en) Telephone apparatus and circuit therefor
US2853694A (en) Electron discharge tube circuit
US2949507A (en) Electrical information system
US2923771A (en) Television program rating and recording apparatus
SU71483A1 (ru) Устройство дл автоматического отсчета случаев зан тости
US3264412A (en) Field telephone system
US2847509A (en) Party line paystation identification
US2421943A (en) Telephone traffic indicating apparatus
SU435549A1 (ru) Устройство для контроля заполнения кассы сбора монет
US2523303A (en) Device for transmitting coded electrical impulses
US1571513A (en) Telephone substation circuits
US1243721A (en) Measured-service telephone system.
SU720790A1 (ru) Устройство дистанционного контрол таксофонов
JPS54137209A (en) Ring-off detection system
US3715517A (en) Tripping arrangement for ringing current signals in telephone exchanges