BE477655A - - Google Patents

Info

Publication number
BE477655A
BE477655A BE477655DA BE477655A BE 477655 A BE477655 A BE 477655A BE 477655D A BE477655D A BE 477655DA BE 477655 A BE477655 A BE 477655A
Authority
BE
Belgium
Application number
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.)
Publication of BE477655A publication Critical patent/BE477655A/xx

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
BE477655D 1941-08-15 BE477655A (en])

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB10399/41A GB551328A (en) 1941-08-15 1941-08-15 Improvements in or relating to telecommunication exchange systems

Publications (1)

Publication Number Publication Date
BE477655A true BE477655A (en])

Family

ID=9967102

Family Applications (1)

Application Number Title Priority Date Filing Date
BE477655D BE477655A (en]) 1941-08-15

Country Status (4)

Country Link
US (1) US2338242A (en])
BE (1) BE477655A (en])
FR (1) FR933642A (en])
GB (1) GB551328A (en])

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2588686A (en) * 1940-04-01 1952-03-11 Automatic Elect Lab Telephone system providing operator service when all trunks are busy
BE473455A (en]) * 1946-07-25
US2600502A (en) * 1948-04-24 1952-06-17 Bell Telephone Labor Inc Calling line and private branch exchange line identifier
US2639330A (en) * 1949-03-04 1953-05-19 Automatic Elect Lab Calling line identification apparatus
NL80134C (en]) * 1949-05-23 1900-01-01
BE496069A (en]) * 1949-06-02
BE500868A (en]) * 1950-01-28
FR1040574A (fr) * 1950-06-02 1953-10-16 Int Standard Electric Corp Systèmes de commutation électronique
BE506350A (en]) * 1950-10-13
US2831061A (en) * 1952-08-02 1958-04-15 Int Standard Electric Corp Circuit arrangement for transmitting signal over telephone lines
US2771599A (en) * 1953-03-06 1956-11-20 Marchant Calculators Inc Readout mechanism
BE545100A (en]) * 1953-07-03
DE1012334B (de) * 1956-06-15 1957-07-18 Standard Elektrik Ag Schaltungsanordnung zur Identifizierung von gruppenweise aufgeteilten Leitungen
GB916636A (en) * 1959-01-05 1963-01-23 Ass Elect Ind Improvements relating to automatic telecommunication switching systems
DE1222989B (de) * 1962-03-17 1966-08-18 Arnstadt Fernmeldewerk Schaltungsanordnung fuer Teilnehmerschaltungen mit zwei Teilnehmern je Anschlussleitung in elektronisch gesteuerten Fernsprechanlagen

Also Published As

Publication number Publication date
US2338242A (en) 1944-01-04
FR933642A (fr) 1948-04-27
GB551328A (en) 1943-02-17

Similar Documents

Publication Publication Date Title
BE442109A (en])
FR866813A (en])
BE443214A (en])
BE442867A (en])
BE441713A (en])
BE441671A (en])
BE441636A (en])
BE441571A (en])
BE441524A (en])
BE441477A (en])
BE441273A (en])
BE441261A (en])
BE441196A (en])
BE441135A (en])
BE441030A (en])
BE440997A (en])
BE440983A (en])
BE440765A (en])
BE440517A (en])
BE440507A (en])
BE439798A (en])
BE406989A (en])
NL59508C (en])
NL101869B (en])
BE469619A (en])