BE408286A - - Google Patents
Info
- Publication number
- BE408286A BE408286A BE408286DA BE408286A BE 408286 A BE408286 A BE 408286A BE 408286D A BE408286D A BE 408286DA BE 408286 A BE408286 A BE 408286A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Relay Circuits (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2775432A GB408286A (en) | 1932-10-06 | 1932-10-06 | Improvements in or relating to automatic or semi-automatic telephone systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE408286A true BE408286A (enrdf_load_stackoverflow) |
Family
ID=10264715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE408286D BE408286A (enrdf_load_stackoverflow) | 1932-10-06 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE408286A (enrdf_load_stackoverflow) |
| DE (1) | DE641718C (enrdf_load_stackoverflow) |
| GB (1) | GB408286A (enrdf_load_stackoverflow) |
-
0
- BE BE408286D patent/BE408286A/xx unknown
-
1932
- 1932-10-06 GB GB2775432A patent/GB408286A/en not_active Expired
-
1933
- 1933-09-30 DE DEST51329D patent/DE641718C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB408286A (en) | 1934-04-06 |
| DE641718C (de) | 1937-02-13 |