BE468236A - - Google Patents
Info
- Publication number
- BE468236A BE468236A BE468236DA BE468236A BE 468236 A BE468236 A BE 468236A BE 468236D A BE468236D A BE 468236DA BE 468236 A BE468236 A BE 468236A
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
- H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
- H04Q3/625—Arrangements in the private branch exchange
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Interface Circuits In Exchanges (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB988640A GB541722A (en) | 1940-06-06 | 1940-06-06 | Improvements in or relating to line identification in telephone or like signalling systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE468236A true BE468236A (en:Method) |
Family
ID=9880611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE468236D BE468236A (en:Method) | 1940-06-06 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE468236A (en:Method) |
| FR (1) | FR933090A (en:Method) |
| GB (1) | GB541722A (en:Method) |
| NL (1) | NL61435C (en:Method) |
-
0
- NL NL61435D patent/NL61435C/xx active
- BE BE468236D patent/BE468236A/xx unknown
-
1940
- 1940-06-06 GB GB988640A patent/GB541722A/en not_active Expired
-
1946
- 1946-08-29 FR FR933090D patent/FR933090A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL61435C (en:Method) | |
| GB541722A (en) | 1941-12-09 |
| FR933090A (fr) | 1948-04-09 |