DE217287C - - Google Patents
Info
- Publication number
- DE217287C DE217287C DENDAT217287D DE217287DA DE217287C DE 217287 C DE217287 C DE 217287C DE NDAT217287 D DENDAT217287 D DE NDAT217287D DE 217287D A DE217287D A DE 217287DA DE 217287 C DE217287 C DE 217287C
- Authority
- DE
- Germany
- Prior art keywords
- playing
- screw
- screws
- hand
- fork
- 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
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10F—AUTOMATIC MUSICAL INSTRUMENTS
- G10F1/00—Automatic musical instruments
- G10F1/02—Pianofortes with keyboard
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Auxiliary Devices For Music (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE217287C true DE217287C (en:Method) |
Family
ID=478607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT217287D Active DE217287C (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE217287C (en:Method) |
-
0
- DE DENDAT217287D patent/DE217287C/de active Active
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