DE318684C - - Google Patents
Info
- Publication number
- DE318684C DE318684C DENDAT318684D DE318684DA DE318684C DE 318684 C DE318684 C DE 318684C DE NDAT318684 D DENDAT318684 D DE NDAT318684D DE 318684D A DE318684D A DE 318684DA DE 318684 C DE318684 C DE 318684C
- Authority
- DE
- Germany
- Prior art keywords
- keyboard
- silent
- piano
- pulled out
- silent keyboard
- 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
- G09B15/00—Teaching music
- G09B15/08—Practice keyboards
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)
- Tables And Desks Characterized By Structural Shape (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE318684C true DE318684C (enrdf_load_stackoverflow) |
Family
ID=571243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT318684D Active DE318684C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE318684C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT318684D patent/DE318684C/de active Active
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