JPS5432589Y2 - - Google Patents
Info
- Publication number
- JPS5432589Y2 JPS5432589Y2 JP4748076U JP4748076U JPS5432589Y2 JP S5432589 Y2 JPS5432589 Y2 JP S5432589Y2 JP 4748076 U JP4748076 U JP 4748076U JP 4748076 U JP4748076 U JP 4748076U JP S5432589 Y2 JPS5432589 Y2 JP S5432589Y2
- 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
- Electrically Operated Instructional Devices (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4748076U JPS5432589Y2 (en) | 1976-04-16 | 1976-04-16 | |
| US05/774,584 US4121355A (en) | 1976-03-10 | 1977-03-07 | Learning device |
| DE2710182A DE2710182C3 (en) | 1976-03-10 | 1977-03-09 | Learning device |
| FR7706966A FR2344080A1 (en) | 1976-03-10 | 1977-03-09 | TEACHING DEVICE |
| GB10235/77A GB1530976A (en) | 1976-03-10 | 1977-03-10 | Learning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4748076U JPS5432589Y2 (en) | 1976-04-16 | 1976-04-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS52138848U JPS52138848U (en) | 1977-10-21 |
| JPS5432589Y2 true JPS5432589Y2 (en) | 1979-10-09 |
Family
ID=28506688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4748076U Expired JPS5432589Y2 (en) | 1976-03-10 | 1976-04-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5432589Y2 (en) |
-
1976
- 1976-04-16 JP JP4748076U patent/JPS5432589Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS52138848U (en) | 1977-10-21 |