BE631979A - - Google Patents
Info
- Publication number
- BE631979A BE631979A BE631979DA BE631979A BE 631979 A BE631979 A BE 631979A BE 631979D A BE631979D A BE 631979DA BE 631979 A BE631979 A BE 631979A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/40—Monitoring; Testing of relay systems
- H04B17/407—Monitoring; Testing of relay systems without selective localization
- H04B17/409—Monitoring; Testing of relay systems without selective localization by means of resistance, voltage or current measurement
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Locating Faults (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL278249 | 1962-05-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE631979A true BE631979A (https=) | 1900-01-01 |
Family
ID=19753810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE631979D BE631979A (https=) | 1962-05-09 |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS407961B1 (https=) |
| BE (1) | BE631979A (https=) |
| CH (1) | CH406320A (https=) |
| DK (1) | DK105212C (https=) |
| FR (1) | FR1355420A (https=) |
| GB (1) | GB994238A (https=) |
| OA (1) | OA00794A (https=) |
-
0
- BE BE631979D patent/BE631979A/xx unknown
-
1963
- 1963-05-06 DK DK213763AA patent/DK105212C/da active
- 1963-05-06 GB GB17823/63A patent/GB994238A/en not_active Expired
- 1963-05-06 CH CH569363A patent/CH406320A/de unknown
- 1963-05-09 JP JP2458763A patent/JPS407961B1/ja active Pending
- 1963-05-09 FR FR934249A patent/FR1355420A/fr not_active Expired
-
1964
- 1964-12-16 OA OA50885A patent/OA00794A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| OA00794A (fr) | 1967-11-15 |
| JPS407961B1 (https=) | 1965-04-23 |
| DK105212C (da) | 1966-09-05 |
| CH406320A (de) | 1966-01-31 |
| GB994238A (en) | 1965-06-02 |
| FR1355420A (fr) | 1964-03-13 |