DE312158C - - Google Patents
Info
- Publication number
- DE312158C DE312158C DENDAT312158D DE312158DA DE312158C DE 312158 C DE312158 C DE 312158C DE NDAT312158 D DENDAT312158 D DE NDAT312158D DE 312158D A DE312158D A DE 312158DA DE 312158 C DE312158 C DE 312158C
- Authority
- DE
- Germany
- Prior art keywords
- stylus
- braille
- paper
- holes
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
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
- G09B21/00—Teaching, or communicating with, the blind, deaf or mute
- G09B21/001—Teaching or communicating with blind persons
- G09B21/003—Teaching or communicating with blind persons using tactile presentation of the information, e.g. Braille displays
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- General Health & Medical Sciences (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)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE312158C true DE312158C (cs) |
Family
ID=565107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT312158D Active DE312158C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE312158C (cs) |
-
0
- DE DENDAT312158D patent/DE312158C/de active Active
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