CS154036B1 - - Google Patents
Info
- Publication number
- CS154036B1 CS154036B1 CS359572A CS359572A CS154036B1 CS 154036 B1 CS154036 B1 CS 154036B1 CS 359572 A CS359572 A CS 359572A CS 359572 A CS359572 A CS 359572A CS 154036 B1 CS154036 B1 CS 154036B1
- Authority
- CS
- Czechoslovakia
Links
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
Landscapes
- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Projection Apparatus (AREA)
- Electrically Operated Instructional Devices (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS359572A CS154036B1 (cs) | 1972-05-25 | 1972-05-25 | |
| DE19732324955 DE2324955A1 (de) | 1972-05-25 | 1973-05-15 | Vorrichtung fuer die bestimmung der qualitaet der antwort eines schuelers |
| GB2491073A GB1424103A (en) | 1972-05-25 | 1973-05-24 | Teaching machines |
| AT454273A AT345592B (de) | 1972-05-25 | 1973-05-24 | Vorrichtung zur beantwortung der fragen bei einem unterrichtsautomaten |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS359572A CS154036B1 (cs) | 1972-05-25 | 1972-05-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS154036B1 true CS154036B1 (cs) | 1974-03-29 |
Family
ID=5376483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS359572A CS154036B1 (cs) | 1972-05-25 | 1972-05-25 |
Country Status (4)
| Country | Link |
|---|---|
| AT (1) | AT345592B (cs) |
| CS (1) | CS154036B1 (cs) |
| DE (1) | DE2324955A1 (cs) |
| GB (1) | GB1424103A (cs) |
-
1972
- 1972-05-25 CS CS359572A patent/CS154036B1/cs unknown
-
1973
- 1973-05-15 DE DE19732324955 patent/DE2324955A1/de not_active Withdrawn
- 1973-05-24 GB GB2491073A patent/GB1424103A/en not_active Expired
- 1973-05-24 AT AT454273A patent/AT345592B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GB1424103A (en) | 1976-02-11 |
| DE2324955A1 (de) | 1973-12-13 |
| ATA454273A (de) | 1978-01-15 |
| AT345592B (de) | 1978-09-25 |