BE511263A - - Google Patents
Info
- Publication number
- BE511263A BE511263A BE511263DA BE511263A BE 511263 A BE511263 A BE 511263A BE 511263D A BE511263D A BE 511263DA BE 511263 A BE511263 A BE 511263A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1055630X | 1951-05-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE511263A true BE511263A (en:Method) |
Family
ID=7717937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE511263D BE511263A (en:Method) | 1951-05-10 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE511263A (en:Method) |
| FR (1) | FR1055630A (en:Method) |
-
0
- BE BE511263D patent/BE511263A/xx unknown
-
1952
- 1952-05-09 FR FR1055630D patent/FR1055630A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1055630A (fr) | 1954-02-19 |