CH545994A - - Google Patents
Info
- Publication number
- CH545994A CH545994A CH545994DA CH545994A CH 545994 A CH545994 A CH 545994A CH 545994D A CH545994D A CH 545994DA CH 545994 A CH545994 A CH 545994A
- Authority
- CH
- Switzerland
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
- G09B7/00—Electrically-operated teaching apparatus or devices working with questions and answers
- G09B7/06—Electrically-operated teaching apparatus or devices working with questions and answers of the multiple-choice answer-type, i.e. where a given question is provided with a series of answers and a choice has to be made from the answers
- G09B7/07—Electrically-operated teaching apparatus or devices working with questions and answers of the multiple-choice answer-type, i.e. where a given question is provided with a series of answers and a choice has to be made from the answers providing for individual presentation of questions to a plurality of student stations
- G09B7/073—Electrically-operated teaching apparatus or devices working with questions and answers of the multiple-choice answer-type, i.e. where a given question is provided with a series of answers and a choice has to be made from the answers providing for individual presentation of questions to a plurality of student stations all student stations being capable of presenting the same questions simultaneously
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Electrically Operated Instructional Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702012028 DE2012028A1 (de) | 1970-03-13 | 1970-03-13 | Einrichtung zum Auswerten von Schuler antworten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH545994A true CH545994A (cg-RX-API-DMAC7.html) | 1974-02-15 |
Family
ID=5765018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH545994D CH545994A (cg-RX-API-DMAC7.html) | 1970-03-13 | 1971-03-11 |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH545994A (cg-RX-API-DMAC7.html) |
| DE (1) | DE2012028A1 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2084400A5 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1335067A (cg-RX-API-DMAC7.html) |
-
1970
- 1970-03-13 DE DE19702012028 patent/DE2012028A1/de active Pending
-
1971
- 1971-03-10 FR FR7108214A patent/FR2084400A5/fr not_active Expired
- 1971-03-11 CH CH545994D patent/CH545994A/xx not_active IP Right Cessation
- 1971-04-19 GB GB2377571A patent/GB1335067A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2012028A1 (de) | 1971-09-30 |
| FR2084400A5 (cg-RX-API-DMAC7.html) | 1971-12-17 |
| GB1335067A (en) | 1973-10-24 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |