BE492473A - - Google Patents
Info
- Publication number
- BE492473A BE492473A BE492473DA BE492473A BE 492473 A BE492473 A BE 492473A BE 492473D A BE492473D A BE 492473DA BE 492473 A BE492473 A BE 492473A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/14—Charging, metering or billing arrangements for data wireline or wireless communications
-
- 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
- H04M15/08—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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Exchange Systems With Centralized Control (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL304202X | 1948-12-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE492473A true BE492473A (de) |
Family
ID=19783425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE492473D BE492473A (de) | 1948-12-02 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE492473A (de) |
| CH (1) | CH304202A (de) |
| FR (1) | FR1091612A (de) |
| GB (1) | GB670062A (de) |
| NL (1) | NL73108C (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2903519A (en) * | 1955-03-01 | 1959-09-08 | Siemens Ag | Automatic p.b.x system providing different classes of service |
-
0
- BE BE492473D patent/BE492473A/xx unknown
- NL NL73108D patent/NL73108C/xx active
-
1949
- 1949-11-29 CH CH304202D patent/CH304202A/fr unknown
- 1949-12-02 GB GB31070/49A patent/GB670062A/en not_active Expired
- 1949-12-02 FR FR1091612D patent/FR1091612A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1091612A (fr) | 1955-04-13 |
| NL73108C (de) | |
| CH304202A (fr) | 1954-12-31 |
| GB670062A (en) | 1952-04-16 |