JPS4994208A - - Google Patents
Info
- Publication number
- JPS4994208A JPS4994208A JP48005739A JP573973A JPS4994208A JP S4994208 A JPS4994208 A JP S4994208A JP 48005739 A JP48005739 A JP 48005739A JP 573973 A JP573973 A JP 573973A JP S4994208 A JPS4994208 A JP S4994208A
- 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.)
- Granted
Links
Landscapes
- Maintenance And Management Of Digital Transmission (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP573973A JPS5346403B2 (en, 2012) | 1973-01-10 | 1973-01-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP573973A JPS5346403B2 (en, 2012) | 1973-01-10 | 1973-01-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4994208A true JPS4994208A (en, 2012) | 1974-09-06 |
| JPS5346403B2 JPS5346403B2 (en, 2012) | 1978-12-13 |
Family
ID=11619457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP573973A Expired JPS5346403B2 (en, 2012) | 1973-01-10 | 1973-01-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5346403B2 (en, 2012) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5193104A (en, 2012) * | 1975-02-14 | 1976-08-16 | ||
| JPS51134039A (en) * | 1975-05-16 | 1976-11-20 | Hitachi Ltd | Monitor unit for communications control system |
| JPS5238844A (en) * | 1975-09-22 | 1977-03-25 | Hitachi Ltd | Diagnostic method data free way system |
| JPS53120208A (en) * | 1977-03-29 | 1978-10-20 | Nec Corp | Remote control test system for subscriber line |
| JPH0336862A (ja) * | 1989-07-03 | 1991-02-18 | Nec Corp | Ｉｓｄｎ遠隔加入者線試験方式 |
-
1973
- 1973-01-10 JP JP573973A patent/JPS5346403B2/ja not_active Expired
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5193104A (en, 2012) * | 1975-02-14 | 1976-08-16 | ||
| JPS51134039A (en) * | 1975-05-16 | 1976-11-20 | Hitachi Ltd | Monitor unit for communications control system |
| JPS5238844A (en) * | 1975-09-22 | 1977-03-25 | Hitachi Ltd | Diagnostic method data free way system |
| JPS53120208A (en) * | 1977-03-29 | 1978-10-20 | Nec Corp | Remote control test system for subscriber line |
| JPH0336862A (ja) * | 1989-07-03 | 1991-02-18 | Nec Corp | Ｉｓｄｎ遠隔加入者線試験方式 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5346403B2 (en, 2012) | 1978-12-13 |