BE493239A - - Google Patents
Info
- Publication number
- BE493239A BE493239A BE493239DA BE493239A BE 493239 A BE493239 A BE 493239A BE 493239D A BE493239D A BE 493239DA BE 493239 A BE493239 A BE 493239A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL280687X | 1949-01-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE493239A true BE493239A (en) |
Family
ID=19782290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE493239D BE493239A (en) | 1949-01-14 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE493239A (en) |
| CH (1) | CH280687A (en) |
| DE (1) | DE822564C (en) |
| FR (1) | FR1008258A (en) |
| GB (1) | GB685309A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE969954C (en) * | 1954-10-28 | 1958-08-07 | Allg Telefon Fabrik G M B H | Circuit arrangement for telecommunications systems with call seekers |
| DE1029044B (en) * | 1955-09-14 | 1958-04-30 | Siemens Ag | Relayless subscriber circuit for telephone systems |
| DE1132981B (en) * | 1960-07-13 | 1962-07-12 | Arnstadt Fernmeldewerk | Circuit arrangement for subscriber circuits in electronically controlled telephone systems |
-
0
- BE BE493239D patent/BE493239A/xx unknown
-
1950
- 1950-01-11 GB GB735/50A patent/GB685309A/en not_active Expired
- 1950-01-12 FR FR1008258D patent/FR1008258A/en not_active Expired
- 1950-01-13 CH CH280687D patent/CH280687A/en unknown
- 1950-01-13 DE DEN395A patent/DE822564C/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH280687A (en) | 1952-01-31 |
| GB685309A (en) | 1952-12-31 |
| DE822564C (en) | 1951-11-26 |
| FR1008258A (en) | 1952-05-15 |