JPS5742252B2 - - Google Patents
Info
- Publication number
- JPS5742252B2 JPS5742252B2 JP14903876A JP14903876A JPS5742252B2 JP S5742252 B2 JPS5742252 B2 JP S5742252B2 JP 14903876 A JP14903876 A JP 14903876A JP 14903876 A JP14903876 A JP 14903876A JP S5742252 B2 JPS5742252 B2 JP S5742252B2
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- 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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14903876A JPS5372514A (en) | 1976-12-10 | 1976-12-10 | Fault detector of repeater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14903876A JPS5372514A (en) | 1976-12-10 | 1976-12-10 | Fault detector of repeater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5372514A JPS5372514A (en) | 1978-06-28 |
| JPS5742252B2 true JPS5742252B2 (de) | 1982-09-08 |
Family
ID=15466288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14903876A Granted JPS5372514A (en) | 1976-12-10 | 1976-12-10 | Fault detector of repeater |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5372514A (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6069870U (ja) * | 1983-10-19 | 1985-05-17 | 愛知機械工業株式会社 | パツキン押え金具 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2611695B2 (ja) * | 1989-12-15 | 1997-05-21 | 日本電気株式会社 | 光中継器監視回路 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52114209A (en) * | 1976-03-22 | 1977-09-24 | Maspro Denko Kk | Device for monitoring operating state of line amplifier |
-
1976
- 1976-12-10 JP JP14903876A patent/JPS5372514A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52114209A (en) * | 1976-03-22 | 1977-09-24 | Maspro Denko Kk | Device for monitoring operating state of line amplifier |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6069870U (ja) * | 1983-10-19 | 1985-05-17 | 愛知機械工業株式会社 | パツキン押え金具 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5372514A (en) | 1978-06-28 |