DE222173C - - Google Patents
Info
- Publication number
- DE222173C DE222173C DENDAT222173D DE222173DA DE222173C DE 222173 C DE222173 C DE 222173C DE NDAT222173 D DENDAT222173 D DE NDAT222173D DE 222173D A DE222173D A DE 222173DA DE 222173 C DE222173 C DE 222173C
- Authority
- DE
- Germany
- Prior art keywords
- bellows
- throttle
- outside air
- suction
- known per
- 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
- 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)
- Toys (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE222173C true DE222173C (cs) |
Family
ID=483087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT222173D Active DE222173C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE222173C (cs) |
-
0
- DE DENDAT222173D patent/DE222173C/de active Active
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