BE686965A - - Google Patents
Info
- Publication number
- BE686965A BE686965A BE686965DA BE686965A BE 686965 A BE686965 A BE 686965A BE 686965D A BE686965D A BE 686965DA BE 686965 A BE686965 A BE 686965A
- Authority
- BE
- Belgium
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
- G09B7/063—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 with hand-placed probe or plug
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1293165A CH444540A (en) | 1965-09-18 | 1965-09-18 | Learning device for school and home, and associated operating procedures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE686965A true BE686965A (en) | 1967-03-15 |
Family
ID=4387723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE686965D BE686965A (en) | 1965-09-18 | 1966-09-15 |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT279937B (en) |
| BE (1) | BE686965A (en) |
| CH (1) | CH444540A (en) |
| GB (1) | GB1091263A (en) |
| NL (1) | NL148424B (en) |
| SE (1) | SE321374B (en) |
-
1965
- 1965-09-18 CH CH1293165A patent/CH444540A/en unknown
-
1966
- 1966-07-28 AT AT721566A patent/AT279937B/en not_active IP Right Cessation
- 1966-09-13 GB GB4084566A patent/GB1091263A/en not_active Expired
- 1966-09-15 BE BE686965D patent/BE686965A/xx unknown
- 1966-09-16 NL NL6613118A patent/NL148424B/en not_active IP Right Cessation
- 1966-09-16 SE SE1252966A patent/SE321374B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL148424B (en) | 1976-01-15 |
| CH444540A (en) | 1967-09-30 |
| NL6613118A (en) | 1967-03-20 |
| AT279937B (en) | 1970-03-25 |
| SE321374B (en) | 1970-03-02 |
| GB1091263A (en) | 1967-11-15 |