BE679739A - - Google Patents
Info
- Publication number
- BE679739A BE679739A BE679739DA BE679739A BE 679739 A BE679739 A BE 679739A BE 679739D A BE679739D A BE 679739DA BE 679739 A BE679739 A BE 679739A
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/40—Monitoring; Testing of relay systems
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEST22820A DE1223891B (en) | 1964-10-15 | 1964-10-15 | Procedure for fault location for carrier frequency systems |
| NL6603523A NL6603523A (en) | 1966-03-17 | 1966-03-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE679739A true BE679739A (en) | 1966-10-20 |
Family
ID=25994282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE679739D BE679739A (en) | 1964-10-15 | 1966-04-20 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE679739A (en) |
| CH (1) | CH444233A (en) |
| DE (1) | DE1223891B (en) |
| FR (1) | FR1462331A (en) |
| GB (1) | GB1064592A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7105347A (en) * | 1971-04-21 | 1972-10-24 | ||
| DE2436373C3 (en) * | 1974-07-27 | 1983-02-24 | TE KA DE Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg | Fault location method for four-wire carrier frequency systems |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1351259A (en) * | 1962-03-20 | 1964-01-31 | Philips Nv | Device for a transmission system, for example a powerline telephony system |
-
1964
- 1964-10-15 DE DEST22820A patent/DE1223891B/en active Pending
-
1965
- 1965-10-08 GB GB42759/65A patent/GB1064592A/en not_active Expired
- 1965-10-15 FR FR35091A patent/FR1462331A/en not_active Expired
- 1965-10-15 CH CH1426865A patent/CH444233A/en unknown
-
1966
- 1966-04-20 BE BE679739D patent/BE679739A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1064592A (en) | 1967-04-05 |
| FR1462331A (en) | 1966-04-15 |
| CH444233A (en) | 1967-09-30 |
| DE1223891B (en) | 1966-09-01 |