JPS5790459U - - Google Patents
Info
- Publication number
- JPS5790459U JPS5790459U JP16816080U JP16816080U JPS5790459U JP S5790459 U JPS5790459 U JP S5790459U JP 16816080 U JP16816080 U JP 16816080U JP 16816080 U JP16816080 U JP 16816080U JP S5790459 U JPS5790459 U JP S5790459U
- 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
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980168160U JPS595876Y2 (ja) | 1980-11-21 | 1980-11-21 | 珠算式暗算練習器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980168160U JPS595876Y2 (ja) | 1980-11-21 | 1980-11-21 | 珠算式暗算練習器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5790459U true JPS5790459U (enExample) | 1982-06-03 |
| JPS595876Y2 JPS595876Y2 (ja) | 1984-02-22 |
Family
ID=29526772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1980168160U Expired JPS595876Y2 (ja) | 1980-11-21 | 1980-11-21 | 珠算式暗算練習器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS595876Y2 (enExample) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4526663Y1 (enExample) * | 1968-07-10 | 1970-10-16 |
-
1980
- 1980-11-21 JP JP1980168160U patent/JPS595876Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4526663Y1 (enExample) * | 1968-07-10 | 1970-10-16 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS595876Y2 (ja) | 1984-02-22 |