CH584963A5 - - Google Patents
Info
- Publication number
- CH584963A5 CH584963A5 CH255075A CH255075A CH584963A5 CH 584963 A5 CH584963 A5 CH 584963A5 CH 255075 A CH255075 A CH 255075A CH 255075 A CH255075 A CH 255075A CH 584963 A5 CH584963 A5 CH 584963A5
- Authority
- CH
- Switzerland
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
- G09B19/00—Teaching not covered by other main groups of this subclass
- G09B19/06—Foreign languages
-
- 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
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)
- Entrepreneurship & Innovation (AREA)
- Push-Button Switches (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Switch Cases, Indication, And Locking (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742413698 DE2413698C3 (de) | 1974-03-21 | Steckbar ausgebildete Taste für ein Lehrerpult einer Sprachlehranlage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH584963A5 true CH584963A5 (enrdf_load_stackoverflow) | 1977-02-15 |
Family
ID=5910788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH255075A CH584963A5 (enrdf_load_stackoverflow) | 1974-03-21 | 1975-02-28 |
Country Status (2)
| Country | Link |
|---|---|
| CH (1) | CH584963A5 (enrdf_load_stackoverflow) |
| FR (1) | FR2273332A1 (enrdf_load_stackoverflow) |
-
1975
- 1975-02-28 CH CH255075A patent/CH584963A5/xx not_active IP Right Cessation
- 1975-03-20 FR FR7508704A patent/FR2273332A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2273332B3 (enrdf_load_stackoverflow) | 1977-11-25 |
| DE2413698B2 (de) | 1976-10-21 |
| DE2413698A1 (de) | 1975-10-02 |
| FR2273332A1 (en) | 1975-12-26 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |