CH589976A5 - - Google Patents
Info
- Publication number
- CH589976A5 CH589976A5 CH1059475A CH1059475A CH589976A5 CH 589976 A5 CH589976 A5 CH 589976A5 CH 1059475 A CH1059475 A CH 1059475A CH 1059475 A CH1059475 A CH 1059475A CH 589976 A5 CH589976 A5 CH 589976A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/46—Monitoring; Testing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/16—Monitoring arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Measurement Of Current Or Voltage (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Emergency Protection Circuit Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742440098 DE2440098C2 (de) | 1974-08-21 | 1974-08-21 | Uberwachungsschaltung fur pilot- und tragerspannungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH589976A5 true CH589976A5 (uk) | 1977-07-29 |
Family
ID=5923740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1059475A CH589976A5 (uk) | 1974-08-21 | 1975-08-14 |
Country Status (15)
| Country | Link |
|---|---|
| JP (1) | JPS5146015A (uk) |
| AT (1) | AT343721B (uk) |
| AU (1) | AU504612B2 (uk) |
| BE (1) | BE832619A (uk) |
| BR (1) | BR7505313A (uk) |
| CH (1) | CH589976A5 (uk) |
| DE (1) | DE2440098C2 (uk) |
| DK (1) | DK375275A (uk) |
| FR (1) | FR2282758A1 (uk) |
| GB (1) | GB1522002A (uk) |
| IL (1) | IL47777A (uk) |
| IT (1) | IT1041870B (uk) |
| NL (1) | NL7509907A (uk) |
| SE (1) | SE398695B (uk) |
| YU (1) | YU35698B (uk) |
-
1974
- 1974-08-21 DE DE19742440098 patent/DE2440098C2/de not_active Expired
-
1975
- 1975-07-23 IL IL47777A patent/IL47777A/en unknown
- 1975-07-30 AT AT591775A patent/AT343721B/de not_active IP Right Cessation
- 1975-07-31 GB GB32019/75A patent/GB1522002A/en not_active Expired
- 1975-08-13 YU YU2077/75A patent/YU35698B/xx unknown
- 1975-08-14 AU AU83964/75A patent/AU504612B2/en not_active Expired
- 1975-08-14 CH CH1059475A patent/CH589976A5/xx not_active IP Right Cessation
- 1975-08-15 SE SE7509164A patent/SE398695B/xx unknown
- 1975-08-18 FR FR7525518A patent/FR2282758A1/fr active Granted
- 1975-08-20 BR BR7505313*A patent/BR7505313A/pt unknown
- 1975-08-20 IT IT26435/75A patent/IT1041870B/it active
- 1975-08-20 DK DK375275A patent/DK375275A/da unknown
- 1975-08-21 NL NL7509907A patent/NL7509907A/xx unknown
- 1975-08-21 JP JP50101671A patent/JPS5146015A/ja active Granted
- 1975-08-21 BE BE159357A patent/BE832619A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IL47777A (en) | 1977-10-31 |
| AU504612B2 (en) | 1979-10-18 |
| YU207775A (en) | 1980-10-31 |
| DK375275A (da) | 1976-02-22 |
| FR2282758B1 (uk) | 1977-12-16 |
| JPS5146015A (en) | 1976-04-20 |
| SE398695B (sv) | 1978-01-09 |
| GB1522002A (en) | 1978-08-23 |
| AT343721B (de) | 1978-06-12 |
| AU8396475A (en) | 1977-02-17 |
| YU35698B (en) | 1981-04-30 |
| IT1041870B (it) | 1980-01-10 |
| NL7509907A (nl) | 1976-02-24 |
| DE2440098B1 (de) | 1976-01-02 |
| FR2282758A1 (fr) | 1976-03-19 |
| JPS5413329B2 (uk) | 1979-05-30 |
| ATA591775A (de) | 1977-10-15 |
| BE832619A (fr) | 1975-12-16 |
| SE7509164L (sv) | 1976-02-23 |
| DE2440098C2 (de) | 1976-08-05 |
| IL47777A0 (en) | 1975-10-15 |
| BR7505313A (pt) | 1976-08-03 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |