JPS60125669U - mental arithmetic practice dice - Google Patents
mental arithmetic practice diceInfo
- Publication number
- JPS60125669U JPS60125669U JP1176684U JP1176684U JPS60125669U JP S60125669 U JPS60125669 U JP S60125669U JP 1176684 U JP1176684 U JP 1176684U JP 1176684 U JP1176684 U JP 1176684U JP S60125669 U JPS60125669 U JP S60125669U
- Authority
- JP
- Japan
- Prior art keywords
- dice
- mental arithmetic
- arithmetic practice
- practice
- written
- 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
- Optical Record Carriers And Manufacture Thereof (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は主さいころの平面図、第２図は第１図における
Ｃ−Ｄ線断面を矢印Ｅの方向からみた断面図、第３図は
副さいころの斜視図である。
１・・・・・・正六面体、２・・・・・・凹部、３・・
・・・・おもり、Ａ・・・・・・主さいころ、４・・・
・・・立方体、Ｂ・・・・・・副さいころ。FIG. 1 is a plan view of the main die, FIG. 2 is a sectional view taken along the line CD in FIG. 1, taken from the direction of arrow E, and FIG. 3 is a perspective view of the sub die. 1...regular hexahedron, 2...concavity, 3...
... Weight, A ... Main die, 4 ...
...Cube, B...Vice dice.
Claims (1)
一散ずつ記し該各面に設けた凹部２・・・の−個所乃至
全部におもり３を着脱可能に付着して成る主さいころＡ
と、立方体４の各面に４乃至９の数字を一散ずつ記した
副さいころＢとの組合わせからなる暗算練習さいころ。4.5 on each side of the regular hexahedron 1. 6.7.8.9 A main die A consisting of a weight 3 removably attached to all or all of the recesses 2 on each side with the numbers 7, 8, and 9 written on them.
A mental arithmetic practice dice consisting of a cube 4 and a sub-dice B with numbers 4 to 9 written on each side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1176684U JPS60125669U (en) | 1984-01-31 | 1984-01-31 | mental arithmetic practice dice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1176684U JPS60125669U (en) | 1984-01-31 | 1984-01-31 | mental arithmetic practice dice |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60125669U true JPS60125669U (en) | 1985-08-24 |
Family
ID=30494191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1176684U Pending JPS60125669U (en) | 1984-01-31 | 1984-01-31 | mental arithmetic practice dice |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60125669U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5438992U (en) * | 1977-08-24 | 1979-03-14 |
-
1984
- 1984-01-31 JP JP1176684U patent/JPS60125669U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5438992U (en) * | 1977-08-24 | 1979-03-14 |
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