JPS5734518Y2 - - Google Patents
Info
- Publication number
- JPS5734518Y2 JPS5734518Y2 JP1978172844U JP17284478U JPS5734518Y2 JP S5734518 Y2 JPS5734518 Y2 JP S5734518Y2 JP 1978172844 U JP1978172844 U JP 1978172844U JP 17284478 U JP17284478 U JP 17284478U JP S5734518 Y2 JPS5734518 Y2 JP S5734518Y2
- 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.)
- Expired
Links
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1978172844U JPS5734518Y2 (is) | 1978-12-14 | 1978-12-14 | |
US06/098,241 US4258477A (en) | 1978-12-14 | 1979-11-28 | Multiplication study device |
GB7943227A GB2038068B (en) | 1978-12-14 | 1979-12-14 | Multiplication study device |
HK604/87A HK60487A (en) | 1978-12-14 | 1987-08-13 | Multiplication study device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1978172844U JPS5734518Y2 (is) | 1978-12-14 | 1978-12-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5587550U JPS5587550U (is) | 1980-06-17 |
JPS5734518Y2 true JPS5734518Y2 (is) | 1982-07-30 |
Family
ID=29178013
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1978172844U Expired JPS5734518Y2 (is) | 1978-12-14 | 1978-12-14 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5734518Y2 (is) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4945146U (is) * | 1972-07-21 | 1974-04-20 |
-
1978
- 1978-12-14 JP JP1978172844U patent/JPS5734518Y2/ja not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4945146U (is) * | 1972-07-21 | 1974-04-20 |
Also Published As
Publication number | Publication date |
---|---|
JPS5587550U (is) | 1980-06-17 |