DE231471C - - Google Patents
Info
- Publication number
- DE231471C DE231471C DENDAT231471D DE231471DA DE231471C DE 231471 C DE231471 C DE 231471C DE NDAT231471 D DENDAT231471 D DE NDAT231471D DE 231471D A DE231471D A DE 231471DA DE 231471 C DE231471 C DE 231471C
- Authority
- DE
- Germany
- Prior art keywords
- control valves
- bellows
- chambers
- rows
- wind chest
- 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
- 238000005192 partition Methods 0.000 claims description 3
- 239000000428 dust Substances 0.000 description 1
- 239000002245 particle Substances 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)
- Electrophonic Musical Instruments (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE231471C true DE231471C (https=) |
Family
ID=491579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT231471D Active DE231471C (https=) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE231471C (https=) |
-
0
- DE DENDAT231471D patent/DE231471C/de active Active
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