BE456173A - - Google Patents
Info
- Publication number
- BE456173A BE456173A BE456173DA BE456173A BE 456173 A BE456173 A BE 456173A BE 456173D A BE456173D A BE 456173DA BE 456173 A BE456173 A BE 456173A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/14—Arrangements providing for calling or supervisory signals
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEL4280D DE895919C (de) | 1943-06-29 | 1943-06-29 | Anordnung zur Rufuebertragung von einer Fernleitung mit Traegerfrequenz-Zweiwegendschaltung zum Fernvermittlungsplatz |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE456173A true BE456173A (https=) |
Family
ID=7256464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE456173D BE456173A (https=) | 1943-06-29 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE456173A (https=) |
| DE (1) | DE895919C (https=) |
-
0
- BE BE456173D patent/BE456173A/xx unknown
-
1943
- 1943-06-29 DE DEL4280D patent/DE895919C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE895919C (de) | 1953-11-09 |