FR79607E - Improvements to telephone systems - Google Patents
Improvements to telephone systemsInfo
- Publication number
- FR79607E FR79607E FR830013A FR79607DA FR79607E FR 79607 E FR79607 E FR 79607E FR 830013 A FR830013 A FR 830013A FR 79607D A FR79607D A FR 79607DA FR 79607 E FR79607 E FR 79607E
- Authority
- FR
- France
- Prior art keywords
- telephone systems
- telephone
- systems
- 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
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
- H04M15/06—Recording class or number of calling, i.e. A-party or called party, i.e. B-party
-
- 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
-
- 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
- H04M15/32—Charging, billing or metering arrangements for satellites or concentrators which connect one or more exchange lines with a group of local lines
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR804792A FR1243922A (en) | 1959-09-10 | 1959-09-10 | Improvements to telephone systems |
Publications (1)
Publication Number | Publication Date |
---|---|
FR79607E true FR79607E (en) | 1962-12-28 |
Family
ID=8719023
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR804792A Expired FR1243922A (en) | 1959-09-10 | 1959-09-10 | Improvements to telephone systems |
FR830013A Expired FR79607E (en) | 1959-09-10 | 1960-11-04 | Improvements to telephone systems |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR804792A Expired FR1243922A (en) | 1959-09-10 | 1959-09-10 | Improvements to telephone systems |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE594917A (en) |
CH (1) | CH367858A (en) |
FR (2) | FR1243922A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2016241B (en) * | 1978-01-24 | 1982-03-31 | Pendolan Systems Ltd | Telephone logger |
-
1959
- 1959-09-10 FR FR804792A patent/FR1243922A/en not_active Expired
-
1960
- 1960-09-08 CH CH1020060A patent/CH367858A/en unknown
- 1960-09-12 BE BE594917A patent/BE594917A/en unknown
- 1960-11-04 FR FR830013A patent/FR79607E/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH367858A (en) | 1963-03-15 |
BE594917A (en) | 1961-03-13 |
FR1243922A (en) | 1960-10-21 |
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