NL7409083A - IMPROVEMENT OF A TELEPHONY CHARGING SYSTEM. - Google Patents
IMPROVEMENT OF A TELEPHONY CHARGING SYSTEM.Info
- Publication number
- NL7409083A NL7409083A NL7409083A NL7409083A NL7409083A NL 7409083 A NL7409083 A NL 7409083A NL 7409083 A NL7409083 A NL 7409083A NL 7409083 A NL7409083 A NL 7409083A NL 7409083 A NL7409083 A NL 7409083A
- Authority
- NL
- Netherlands
- Prior art keywords
- improvement
- charging system
- telephony
- telephony charging
- charging
- Prior art date
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)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7125273A FR2145770A5 (en) | 1971-07-09 | 1971-07-09 | |
FR7324585A FR2236323A2 (en) | 1971-07-09 | 1973-07-04 | Accounting circuitry for telphone exchange - useful in private exchanges, gives control and apportionment of transmission costs |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7409083A true NL7409083A (en) | 1975-01-07 |
Family
ID=26216511
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7409083A NL7409083A (en) | 1971-07-09 | 1974-07-04 | IMPROVEMENT OF A TELEPHONY CHARGING SYSTEM. |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR2236323A2 (en) |
NL (1) | NL7409083A (en) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL272748A (en) * | 1960-12-20 | |||
FR1354853A (en) * | 1962-12-07 | 1964-03-13 | Subscriber taxation system and remote statement of telephone charges | |
NL302808A (en) * | 1963-01-02 | |||
FR1557094A (en) * | 1967-12-20 | 1969-02-14 | ||
US3546381A (en) * | 1968-07-05 | 1970-12-08 | Data Presentations Inc | Telephone message data device |
FR2093186A5 (en) * | 1970-06-04 | 1972-01-28 | Ericsson Telefon Ab L M | |
FR2145770A5 (en) * | 1971-07-09 | 1973-02-23 | Cit Alcatel |
-
1973
- 1973-07-04 FR FR7324585A patent/FR2236323A2/en active Granted
-
1974
- 1974-07-04 NL NL7409083A patent/NL7409083A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FR2236323B2 (en) | 1978-09-29 |
FR2236323A2 (en) | 1975-01-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
BV | The patent application has lapsed |