FR2202412B1 - - Google Patents
Info
- Publication number
- FR2202412B1 FR2202412B1 FR7335750A FR7335750A FR2202412B1 FR 2202412 B1 FR2202412 B1 FR 2202412B1 FR 7335750 A FR7335750 A FR 7335750A FR 7335750 A FR7335750 A FR 7335750A FR 2202412 B1 FR2202412 B1 FR 2202412B1
- Authority
- FR
- France
- 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
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)
- Meter Arrangements (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00295656A US3818456A (en) | 1972-10-06 | 1972-10-06 | Message metering system |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2202412A1 FR2202412A1 (US08177716-20120515-C00003.png) | 1974-05-03 |
FR2202412B1 true FR2202412B1 (US08177716-20120515-C00003.png) | 1977-05-27 |
Family
ID=23138663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7335750A Expired FR2202412B1 (US08177716-20120515-C00003.png) | 1972-10-06 | 1973-10-05 |
Country Status (7)
Families Citing this family (2)
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)
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 (US08177716-20120515-C00003.png) * | 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 (US08177716-20120515-C00003.png) * | 1971-07-09 | 1973-02-23 | Cit Alcatel |
-
1972
- 1972-10-06 US US00295656A patent/US3818456A/en not_active Expired - Lifetime
-
1973
- 1973-10-02 GB GB4601873A patent/GB1446047A/en not_active Expired
- 1973-10-03 CA CA182,547A patent/CA1020258A/en not_active Expired
- 1973-10-05 ES ES419595A patent/ES419595A1/es not_active Expired
- 1973-10-05 BR BR7780/73A patent/BR7307780D0/pt unknown
- 1973-10-05 FR FR7335750A patent/FR2202412B1/fr not_active Expired
- 1973-10-05 IT IT29784/73A patent/IT995625B/it active
Also Published As
Publication number | Publication date |
---|---|
GB1446047A (en) | 1976-08-11 |
FR2202412A1 (US08177716-20120515-C00003.png) | 1974-05-03 |
US3818456A (en) | 1974-06-18 |
BR7307780D0 (pt) | 1974-08-29 |
CA1020258A (en) | 1977-11-01 |
IT995625B (it) | 1975-11-20 |
ES419595A1 (es) | 1976-06-16 |