JPS577515B2 - - Google Patents
Info
- Publication number
- JPS577515B2 JPS577515B2 JP12286376A JP12286376A JPS577515B2 JP S577515 B2 JPS577515 B2 JP S577515B2 JP 12286376 A JP12286376 A JP 12286376A JP 12286376 A JP12286376 A JP 12286376A JP S577515 B2 JPS577515 B2 JP S577515B2
- 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
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
- H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
- H04Q3/521—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements using semiconductors in the switching stages
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12286376A JPS5348405A (en) | 1976-10-15 | 1976-10-15 | Lighting surge protective method of exchange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12286376A JPS5348405A (en) | 1976-10-15 | 1976-10-15 | Lighting surge protective method of exchange |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5348405A JPS5348405A (en) | 1978-05-01 |
| JPS577515B2 true JPS577515B2 (enExample) | 1982-02-10 |
Family
ID=14846489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12286376A Granted JPS5348405A (en) | 1976-10-15 | 1976-10-15 | Lighting surge protective method of exchange |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5348405A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8100242A (nl) * | 1981-01-20 | 1982-08-16 | Philips Nv | Overspanningsbeveiliging van een lijncircuit. |
-
1976
- 1976-10-15 JP JP12286376A patent/JPS5348405A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5348405A (en) | 1978-05-01 |