BE742786A - - Google Patents
Info
- Publication number
- BE742786A BE742786A BE742786DA BE742786A BE 742786 A BE742786 A BE 742786A BE 742786D A BE742786D A BE 742786DA BE 742786 A BE742786 A BE 742786A
- 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
- G09B5/00—Electrically-operated educational appliances
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/062—Combinations of audio and printed presentations, e.g. magnetically striped cards, talking books, magnetic tapes with printed texts thereon
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Electrically Operated Instructional Devices (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR177825 | 1968-12-12 | ||
| FR6927564A FR2055954A5 (de) | 1969-08-11 | 1969-08-11 | |
| FR6940375A FR2067966A6 (de) | 1969-11-24 | 1969-11-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE742786A true BE742786A (de) | 1970-06-08 |
Family
ID=27244917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE742786D BE742786A (de) | 1968-12-12 | 1969-12-08 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE742786A (de) |
| CH (1) | CH526188A (de) |
| DE (1) | DE1961269A1 (de) |
| GB (1) | GB1277119A (de) |
-
1969
- 1969-12-06 DE DE19691961269 patent/DE1961269A1/de active Pending
- 1969-12-08 BE BE742786D patent/BE742786A/xx unknown
- 1969-12-09 GB GB5994969A patent/GB1277119A/en not_active Expired
- 1969-12-10 CH CH1835469A patent/CH526188A/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE1961269A1 (de) | 1970-08-27 |
| GB1277119A (en) | 1972-06-07 |
| CH526188A (fr) | 1972-07-31 |