JPH0229065U - - Google Patents
Info
- Publication number
- JPH0229065U JPH0229065U JP10794988U JP10794988U JPH0229065U JP H0229065 U JPH0229065 U JP H0229065U JP 10794988 U JP10794988 U JP 10794988U JP 10794988 U JP10794988 U JP 10794988U JP H0229065 U JPH0229065 U JP H0229065U
- Authority
- JP
- Japan
- Prior art keywords
- basic
- case
- digits
- multiplication
- 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.)
- Granted
Links
Landscapes
- Electrically Operated Instructional Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10794988U JPH063418Y2 (ja) | 1988-08-17 | 1988-08-17 | 掛算教習具 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10794988U JPH063418Y2 (ja) | 1988-08-17 | 1988-08-17 | 掛算教習具 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0229065U true JPH0229065U (enExample) | 1990-02-23 |
| JPH063418Y2 JPH063418Y2 (ja) | 1994-01-26 |
Family
ID=31342827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10794988U Expired - Lifetime JPH063418Y2 (ja) | 1988-08-17 | 1988-08-17 | 掛算教習具 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH063418Y2 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101102749B1 (ko) * | 2009-11-30 | 2012-01-05 | 최길용 | 곱셈 학습기 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011096715A2 (ko) * | 2010-02-08 | 2011-08-11 | Kim In Seok | 곱셈 원리 이해를 위한 학습 장치 |
-
1988
- 1988-08-17 JP JP10794988U patent/JPH063418Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101102749B1 (ko) * | 2009-11-30 | 2012-01-05 | 최길용 | 곱셈 학습기 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH063418Y2 (ja) | 1994-01-26 |