JPS5754791B2 - - Google Patents
Info
- Publication number
- JPS5754791B2 JPS5754791B2 JP49057568A JP5756874A JPS5754791B2 JP S5754791 B2 JPS5754791 B2 JP S5754791B2 JP 49057568 A JP49057568 A JP 49057568A JP 5756874 A JP5756874 A JP 5756874A JP S5754791 B2 JPS5754791 B2 JP S5754791B2
- 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
Landscapes
- Electrically Operated Instructional Devices (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP49057568A JPS5754791B2 (en:Method) | 1974-05-22 | 1974-05-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP49057568A JPS5754791B2 (en:Method) | 1974-05-22 | 1974-05-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS50150521A JPS50150521A (en:Method) | 1975-12-03 |
| JPS5754791B2 true JPS5754791B2 (en:Method) | 1982-11-19 |
Family
ID=13059428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP49057568A Expired JPS5754791B2 (en:Method) | 1974-05-22 | 1974-05-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5754791B2 (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8708702B2 (en) * | 2004-09-16 | 2014-04-29 | Lena Foundation | Systems and methods for learning using contextual feedback |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5034154Y2 (en:Method) * | 1971-07-13 | 1975-10-04 |
-
1974
- 1974-05-22 JP JP49057568A patent/JPS5754791B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS50150521A (en:Method) | 1975-12-03 |