JPS5630745B2 - - Google Patents
Info
- Publication number
- JPS5630745B2 JPS5630745B2 JP9718075A JP9718075A JPS5630745B2 JP S5630745 B2 JPS5630745 B2 JP S5630745B2 JP 9718075 A JP9718075 A JP 9718075A JP 9718075 A JP9718075 A JP 9718075A JP S5630745 B2 JPS5630745 B2 JP S5630745B2
- 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
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/22—Arrangements for supervision, monitoring or testing
- H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
- H04M3/28—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9718075A JPS5221708A (en) | 1975-08-12 | 1975-08-12 | Test-free line recognition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9718075A JPS5221708A (en) | 1975-08-12 | 1975-08-12 | Test-free line recognition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5221708A JPS5221708A (en) | 1977-02-18 |
| JPS5630745B2 true JPS5630745B2 (OSRAM) | 1981-07-16 |
Family
ID=14185373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9718075A Granted JPS5221708A (en) | 1975-08-12 | 1975-08-12 | Test-free line recognition |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5221708A (OSRAM) |
-
1975
- 1975-08-12 JP JP9718075A patent/JPS5221708A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5221708A (en) | 1977-02-18 |