JPH0190066U - - Google Patents
Info
- Publication number
- JPH0190066U JPH0190066U JP18701287U JP18701287U JPH0190066U JP H0190066 U JPH0190066 U JP H0190066U JP 18701287 U JP18701287 U JP 18701287U JP 18701287 U JP18701287 U JP 18701287U JP H0190066 U JPH0190066 U JP H0190066U
- Authority
- JP
- Japan
- Prior art keywords
- answer
- key
- storage means
- displaying
- problem data
- Prior art date
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Electrically Operated Instructional Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18701287U JPH0190066U (da) | 1987-12-08 | 1987-12-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18701287U JPH0190066U (da) | 1987-12-08 | 1987-12-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0190066U true JPH0190066U (da) | 1989-06-14 |
Family
ID=31478201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18701287U Pending JPH0190066U (da) | 1987-12-08 | 1987-12-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0190066U (da) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57112772A (en) * | 1980-12-30 | 1982-07-13 | Rikoo Kiyouiku Kiki Kk | Machine for studying word |
| JPS61252575A (ja) * | 1985-05-02 | 1986-11-10 | 株式会社 クリエイテイブテクノロジ−センタ− | 教育用学習機 |
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1987
- 1987-12-08 JP JP18701287U patent/JPH0190066U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57112772A (en) * | 1980-12-30 | 1982-07-13 | Rikoo Kiyouiku Kiki Kk | Machine for studying word |
| JPS61252575A (ja) * | 1985-05-02 | 1986-11-10 | 株式会社 クリエイテイブテクノロジ−センタ− | 教育用学習機 |