FR955713A - - Google Patents
Info
- Publication number
- FR955713A FR955713A FR955713DA FR955713A FR 955713 A FR955713 A FR 955713A FR 955713D A FR955713D A FR 955713DA FR 955713 A FR955713 A FR 955713A
- 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
- H04M15/08—Metering calls to called party, i.e. B-party charged for the communication
-
- 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)
- Exchange Systems With Centralized Control (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB932139A GB526830A (en) | 1939-03-24 | 1939-03-24 | Improvements in or relating to telecommunication exchange systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR955713A true FR955713A (en) | 1950-01-19 |
Family
ID=9869709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR955713D Expired FR955713A (en) | 1939-03-24 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE476046A (en) |
| ES (1) | ES177214A1 (en) |
| FR (1) | FR955713A (en) |
| GB (1) | GB526830A (en) |
-
0
- BE BE476046D patent/BE476046A/xx unknown
- FR FR955713D patent/FR955713A/fr not_active Expired
-
1939
- 1939-03-24 GB GB932139A patent/GB526830A/en not_active Expired
-
1947
- 1947-03-13 ES ES0177214A patent/ES177214A1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES177214A1 (en) | 1947-04-16 |
| BE476046A (en) | |
| GB526830A (en) | 1940-09-26 |