BE523595A - - Google Patents
Info
- Publication number
- BE523595A BE523595A BE523595DA BE523595A BE 523595 A BE523595 A BE 523595A BE 523595D A BE523595D A BE 523595DA BE 523595 A BE523595 A BE 523595A
- 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
- H04M15/08—Metering calls to called party, i.e. B-party charged for the communication
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Insulated Conductors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL748793X | 1952-10-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE523595A true BE523595A (zh) |
Family
ID=19822891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE523595D BE523595A (zh) | 1952-10-20 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE523595A (zh) |
| GB (1) | GB748793A (zh) |
| NL (2) | NL173232B (zh) |
-
0
- NL NL78319D patent/NL78319C/xx active
- NL NLAANVRAGE7202182,B patent/NL173232B/xx unknown
- BE BE523595D patent/BE523595A/xx unknown
-
1953
- 1953-10-19 GB GB28831/53A patent/GB748793A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL173232B (nl) | |
| NL78319C (zh) | |
| GB748793A (en) | 1956-05-09 |