BE493564A - - Google Patents
Info
- Publication number
- BE493564A BE493564A BE493564DA BE493564A BE 493564 A BE493564 A BE 493564A BE 493564D A BE493564D A BE 493564DA BE 493564 A BE493564 A BE 493564A
- 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
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 |
|---|---|---|---|
| GB303949A GB679544A (en) | 1949-02-03 | 1949-02-03 | Improvements in or relating to telecommunication systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE493564A true BE493564A (US07122603-20061017-C00294.png) |
Family
ID=9750782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE493564D BE493564A (US07122603-20061017-C00294.png) | 1949-02-03 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE493564A (US07122603-20061017-C00294.png) |
| FR (1) | FR1013585A (US07122603-20061017-C00294.png) |
| GB (1) | GB679544A (US07122603-20061017-C00294.png) |
-
0
- BE BE493564D patent/BE493564A/xx unknown
-
1949
- 1949-02-03 GB GB303949A patent/GB679544A/en not_active Expired
-
1950
- 1950-02-02 FR FR1013585D patent/FR1013585A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1013585A (fr) | 1952-07-30 |
| GB679544A (en) | 1952-09-17 |
