NL6616120A - - Google Patents
Info
- Publication number
- NL6616120A NL6616120A NL6616120A NL6616120A NL6616120A NL 6616120 A NL6616120 A NL 6616120A NL 6616120 A NL6616120 A NL 6616120A NL 6616120 A NL6616120 A NL 6616120A NL 6616120 A NL6616120 A NL 6616120A
- Authority
- NL
- Netherlands
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
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4878165 | 1965-11-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6616120A true NL6616120A (en) | 1967-05-18 |
Family
ID=10449887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6616120A NL6616120A (en) | 1965-11-17 | 1966-11-15 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR1500671A (en) |
| NL (1) | NL6616120A (en) |
-
1966
- 1966-11-15 NL NL6616120A patent/NL6616120A/xx unknown
- 1966-11-17 FR FR83943A patent/FR1500671A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1500671A (en) | 1967-11-03 |