BE509656A - - Google Patents
Info
- Publication number
- BE509656A BE509656A BE509656DA BE509656A BE 509656 A BE509656 A BE 509656A BE 509656D A BE509656D A BE 509656DA BE 509656 A BE509656 A BE 509656A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M5/00—Manual exchanges
- H04M5/10—Manual exchanges using separate plug for each subscriber
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1034736T | 1951-01-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE509656A true BE509656A (en:Method) |
Family
ID=9585278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE509656D BE509656A (en:Method) | 1951-01-09 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE509656A (en:Method) |
| FR (1) | FR1034736A (en:Method) |
-
0
- BE BE509656D patent/BE509656A/xx unknown
-
1951
- 1951-01-09 FR FR1034736D patent/FR1034736A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1034736A (fr) | 1953-07-30 |