BE420466A - - Google Patents
Info
- Publication number
- BE420466A BE420466A BE420466DA BE420466A BE 420466 A BE420466 A BE 420466A BE 420466D A BE420466D A BE 420466DA BE 420466 A BE420466 A BE 420466A
- Authority
- BE
- Belgium
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
- H04M15/38—Charging, billing or metering by apparatus other than mechanical step-by-step counter type
-
- 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
-
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE211385X | 1937-03-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE420466A true BE420466A (en:Method) |
Family
ID=3865936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE420466D BE420466A (en:Method) | 1937-03-10 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE420466A (en:Method) |
| CH (1) | CH211385A (en:Method) |
| FR (1) | FR835041A (en:Method) |
| GB (1) | GB498374A (en:Method) |
-
0
- BE BE420466D patent/BE420466A/xx unknown
-
1938
- 1938-02-04 GB GB3579/38A patent/GB498374A/en not_active Expired
- 1938-03-08 CH CH211385D patent/CH211385A/de unknown
- 1938-03-09 FR FR835041D patent/FR835041A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH211385A (de) | 1940-09-15 |
| GB498374A (en) | 1939-01-06 |
| FR835041A (fr) | 1938-12-09 |