FR2198671A5 - - Google Patents
Info
- Publication number
- FR2198671A5 FR2198671A5 FR7231424A FR7231424A FR2198671A5 FR 2198671 A5 FR2198671 A5 FR 2198671A5 FR 7231424 A FR7231424 A FR 7231424A FR 7231424 A FR7231424 A FR 7231424A FR 2198671 A5 FR2198671 A5 FR 2198671A5
- Authority
- FR
- France
- 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
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
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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7231424A FR2198671A5 (show.php) | 1972-09-05 | 1972-09-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7231424A FR2198671A5 (show.php) | 1972-09-05 | 1972-09-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2198671A5 true FR2198671A5 (show.php) | 1974-03-29 |
Family
ID=9103887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7231424A Expired FR2198671A5 (show.php) | 1972-09-05 | 1972-09-05 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2198671A5 (show.php) |
-
1972
- 1972-09-05 FR FR7231424A patent/FR2198671A5/fr not_active Expired
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |