JPS539483B2 - - Google Patents
Info
- Publication number
- JPS539483B2 JPS539483B2 JP2744872A JP2744872A JPS539483B2 JP S539483 B2 JPS539483 B2 JP S539483B2 JP 2744872 A JP2744872 A JP 2744872A JP 2744872 A JP2744872 A JP 2744872A JP S539483 B2 JPS539483 B2 JP S539483B2
- 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
Landscapes
- Monitoring And Testing Of Exchanges (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
- Interface Circuits In Exchanges (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2744872A JPS539483B2 (da) | 1972-03-21 | 1972-03-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2744872A JPS539483B2 (da) | 1972-03-21 | 1972-03-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4896005A JPS4896005A (da) | 1973-12-08 |
| JPS539483B2 true JPS539483B2 (da) | 1978-04-06 |
Family
ID=12221387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2744872A Expired JPS539483B2 (da) | 1972-03-21 | 1972-03-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS539483B2 (da) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5550429B2 (da) * | 1975-01-23 | 1980-12-18 | ||
| JPS5192107A (en) * | 1975-02-12 | 1976-08-12 | Ryohokochukeisenni okeru shototsuno kenshutsuhoshiki |
-
1972
- 1972-03-21 JP JP2744872A patent/JPS539483B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4896005A (da) | 1973-12-08 |