JPH0450873U - - Google Patents
Info
- Publication number
- JPH0450873U JPH0450873U JP9245190U JP9245190U JPH0450873U JP H0450873 U JPH0450873 U JP H0450873U JP 9245190 U JP9245190 U JP 9245190U JP 9245190 U JP9245190 U JP 9245190U JP H0450873 U JPH0450873 U JP H0450873U
- Authority
- JP
- Japan
- Prior art keywords
- correct answer
- answer
- teaching material
- column
- correct
- 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
Landscapes
- Electrically Operated Instructional Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9245190U JPH0450873U (en]) | 1990-09-04 | 1990-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9245190U JPH0450873U (en]) | 1990-09-04 | 1990-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0450873U true JPH0450873U (en]) | 1992-04-28 |
Family
ID=31828913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9245190U Pending JPH0450873U (en]) | 1990-09-04 | 1990-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0450873U (en]) |
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1990
- 1990-09-04 JP JP9245190U patent/JPH0450873U/ja active Pending