BE740955A - - Google Patents
Info
- Publication number
- BE740955A BE740955A BE740955DA BE740955A BE 740955 A BE740955 A BE 740955A BE 740955D A BE740955D A BE 740955DA BE 740955 A BE740955 A BE 740955A
- 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
- G09B5/04—Electrically-operated educational appliances with audible presentation of the material to be studied
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)
- Electrically Operated Instructional Devices (AREA)
- Toys (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US77249268A | 1968-11-01 | 1968-11-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE740955A true BE740955A (xx) | 1970-04-01 |
Family
ID=25095252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE740955D BE740955A (xx) | 1968-11-01 | 1969-10-29 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3596009A (xx) |
| BE (1) | BE740955A (xx) |
| BR (1) | BR6913825D0 (xx) |
| DE (1) | DE1954302A1 (xx) |
| FR (1) | FR2022409A1 (xx) |
| GB (1) | GB1281949A (xx) |
| SE (1) | SE341734B (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3720788A (en) * | 1971-12-29 | 1973-03-13 | Prince Hotel Kk | Simultaneous language translation system |
| US4516260A (en) * | 1978-04-28 | 1985-05-07 | Texas Instruments Incorporated | Electronic learning aid or game having synthesized speech |
-
1968
- 1968-11-01 US US772492A patent/US3596009A/en not_active Expired - Lifetime
-
1969
- 1969-10-17 GB GB51130/69A patent/GB1281949A/en not_active Expired
- 1969-10-29 BE BE740955D patent/BE740955A/xx unknown
- 1969-10-29 DE DE19691954302 patent/DE1954302A1/de active Pending
- 1969-10-30 SE SE14896/69A patent/SE341734B/xx unknown
- 1969-10-31 FR FR6937606A patent/FR2022409A1/fr not_active Withdrawn
- 1969-10-31 BR BR213825/69A patent/BR6913825D0/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE341734B (xx) | 1972-01-10 |
| FR2022409A1 (xx) | 1970-07-31 |
| GB1281949A (en) | 1972-07-19 |
| DE1954302A1 (de) | 1970-05-27 |
| BR6913825D0 (pt) | 1973-01-25 |
| US3596009A (en) | 1971-07-27 |