RU1805488C - Educational appliance on mathematics - Google Patents
Educational appliance on mathematicsInfo
- Publication number
- RU1805488C RU1805488C SU904847457A SU4847457A RU1805488C RU 1805488 C RU1805488 C RU 1805488C SU 904847457 A SU904847457 A SU 904847457A SU 4847457 A SU4847457 A SU 4847457A RU 1805488 C RU1805488 C RU 1805488C
- Authority
- RU
- Russia
- Prior art keywords
- mathematics
- educational appliance
- educational
- appliance
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU904847457A RU1805488C (en) | 1990-07-09 | 1990-07-09 | Educational appliance on mathematics |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU904847457A RU1805488C (en) | 1990-07-09 | 1990-07-09 | Educational appliance on mathematics |
Publications (1)
Publication Number | Publication Date |
---|---|
RU1805488C true RU1805488C (en) | 1993-03-30 |
Family
ID=21525483
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU904847457A RU1805488C (en) | 1990-07-09 | 1990-07-09 | Educational appliance on mathematics |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU1805488C (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103544867A (en) * | 2013-09-09 | 2014-01-29 | 李中平 | Goldbach conjecture proving coordinate plane demonstrator |
-
1990
- 1990-07-09 RU SU904847457A patent/RU1805488C/en active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103544867A (en) * | 2013-09-09 | 2014-01-29 | 李中平 | Goldbach conjecture proving coordinate plane demonstrator |
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