DE289194C - - Google Patents
Info
- Publication number
- DE289194C DE289194C DENDAT289194D DE289194DA DE289194C DE 289194 C DE289194 C DE 289194C DE NDAT289194 D DENDAT289194 D DE NDAT289194D DE 289194D A DE289194D A DE 289194DA DE 289194 C DE289194 C DE 289194C
- Authority
- DE
- Germany
- Prior art keywords
- keys
- board
- piston
- notes
- bore
- 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
- 241000854350 Enicospilus group Species 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
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
- G09B15/02—Boards or like means for providing an indication of notes
- G09B15/026—Non-electrically operated
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)
- Toys (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE289194C true DE289194C (https=) |
Family
ID=544242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT289194D Active DE289194C (https=) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE289194C (https=) |
-
0
- DE DENDAT289194D patent/DE289194C/de active Active
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