BE460657A - - Google Patents
Info
- Publication number
- BE460657A BE460657A BE460657DA BE460657A BE 460657 A BE460657 A BE 460657A BE 460657D A BE460657D A BE 460657DA BE 460657 A BE460657 A BE 460657A
- 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 |
|---|---|---|---|
| FR997251T | 1945-06-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE460657A true BE460657A (en:Method) |
Family
ID=9558476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE460657D BE460657A (en:Method) | 1945-06-25 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE460657A (en:Method) |
| FR (2) | FR997251A (en:Method) |
| LU (1) | LU27795A1 (en:Method) |
-
0
- LU LU27795D patent/LU27795A1/xx unknown
- BE BE460657D patent/BE460657A/xx unknown
- FR FR56444D patent/FR56444E/fr not_active Expired
-
1945
- 1945-06-25 FR FR997251D patent/FR997251A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR56444E (en:Method) | 1952-10-07 |
| LU27795A1 (en:Method) | |
| FR997251A (fr) | 1952-01-03 |