BE459234A - - Google Patents
Info
- Publication number
- BE459234A BE459234A BE459234DA BE459234A BE 459234 A BE459234 A BE 459234A BE 459234D A BE459234D A BE 459234DA BE 459234 A BE459234 A BE 459234A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/001—Two-way communication systems between a limited number of parties
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR899704T | 1943-11-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE459234A true BE459234A (en:Method) |
Family
ID=9392388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE459234D BE459234A (en:Method) | 1943-11-12 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE459234A (en:Method) |
| FR (1) | FR899704A (en:Method) |
-
0
- BE BE459234D patent/BE459234A/xx unknown
-
1943
- 1943-11-12 FR FR899704D patent/FR899704A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR899704A (fr) | 1945-06-08 |