JPS50116119A - - Google Patents
Info
- Publication number
- JPS50116119A JPS50116119A JP49021496A JP2149674A JPS50116119A JP S50116119 A JPS50116119 A JP S50116119A JP 49021496 A JP49021496 A JP 49021496A JP 2149674 A JP2149674 A JP 2149674A JP S50116119 A JPS50116119 A JP S50116119A
- 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
- Time-Division Multiplex Systems (AREA)
- Dc Digital Transmission (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 |
|---|---|---|---|
| JP2149674A JPS5518086B2 (enExample) | 1974-02-25 | 1974-02-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2149674A JPS5518086B2 (enExample) | 1974-02-25 | 1974-02-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS50116119A true JPS50116119A (enExample) | 1975-09-11 |
| JPS5518086B2 JPS5518086B2 (enExample) | 1980-05-16 |
Family
ID=12056564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2149674A Expired JPS5518086B2 (enExample) | 1974-02-25 | 1974-02-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5518086B2 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5922457U (ja) * | 1982-07-30 | 1984-02-10 | 株式会社学習研究社 | 学習書 |
| JPS5977169U (ja) * | 1982-11-11 | 1984-05-25 | 株式会社精華堂 | 学習管理カ−ド |
| JPH0227172U (enExample) * | 1988-08-11 | 1990-02-22 |
-
1974
- 1974-02-25 JP JP2149674A patent/JPS5518086B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5518086B2 (enExample) | 1980-05-16 |