ES419595A1 - Dispositivo contador de llamadas. - Google Patents

Dispositivo contador de llamadas.

Info

Publication number
ES419595A1
ES419595A1 ES419595A ES419595A ES419595A1 ES 419595 A1 ES419595 A1 ES 419595A1 ES 419595 A ES419595 A ES 419595A ES 419595 A ES419595 A ES 419595A ES 419595 A1 ES419595 A1 ES 419595A1
Authority
ES
Spain
Prior art keywords
subscriber
metering system
metering
memory
message
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
ES419595A
Other languages
English (en)
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.)
VIDAR CORP
Original Assignee
VIDAR CORP
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 VIDAR CORP filed Critical VIDAR CORP
Publication of ES419595A1 publication Critical patent/ES419595A1/es
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
    • H04M15/04—Recording calls, or communications in printed, perforated or other permanent form

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Meter Arrangements (AREA)
ES419595A 1972-10-06 1973-10-05 Dispositivo contador de llamadas. Expired ES419595A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00295656A US3818456A (en) 1972-10-06 1972-10-06 Message metering system

Publications (1)

Publication Number Publication Date
ES419595A1 true ES419595A1 (es) 1976-06-16

Family

ID=23138663

Family Applications (1)

Application Number Title Priority Date Filing Date
ES419595A Expired ES419595A1 (es) 1972-10-06 1973-10-05 Dispositivo contador de llamadas.

Country Status (7)

Country Link
US (1) US3818456A (es)
BR (1) BR7307780D0 (es)
CA (1) CA1020258A (es)
ES (1) ES419595A1 (es)
FR (1) FR2202412B1 (es)
GB (1) GB1446047A (es)
IT (1) IT995625B (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090034A (en) * 1977-06-09 1978-05-16 Bell Telephone Laboratories, Incorporated Usage-sensitive billing arrangement for private branch exchange subscribers
IT1128782B (it) * 1980-05-05 1986-06-04 Cselt Centro Studi Lab Telecom Dispositivo per l acquisizione di criteri telefonici da organi di centrali elettromeccaniche

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3368207A (en) * 1965-05-12 1968-02-06 Ibm File protection to i/o storage
DE1209618B (de) * 1964-10-21 1966-01-27 Siemens Ag Verfahren zur Erfassung von auf Signallcitungen in wahlloser Folge anfallenden Signalimpulsen, insbesondere von Zaehlimpulsen in Fernsprechanlagen
US3390379A (en) * 1965-07-26 1968-06-25 Burroughs Corp Data communication system
US3413612A (en) * 1966-03-18 1968-11-26 Rca Corp Controlling interchanges between a computer and many communications lines
FR1599938A (es) * 1968-12-18 1970-07-20
US3601542A (en) * 1969-12-05 1971-08-24 Stromberg Carlson Corp Dynamic recorder system for toll ticketing
US3740722A (en) * 1970-07-02 1973-06-19 Modicon Corp Digital computer
FR2145770A5 (es) * 1971-07-09 1973-02-23 Cit Alcatel

Also Published As

Publication number Publication date
IT995625B (it) 1975-11-20
US3818456A (en) 1974-06-18
FR2202412A1 (es) 1974-05-03
CA1020258A (en) 1977-11-01
GB1446047A (en) 1976-08-11
FR2202412B1 (es) 1977-05-27
BR7307780D0 (pt) 1974-08-29

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