DE228327C - - Google Patents
Info
- Publication number
- DE228327C DE228327C DENDAT228327D DE228327DA DE228327C DE 228327 C DE228327 C DE 228327C DE NDAT228327 D DENDAT228327 D DE NDAT228327D DE 228327D A DE228327D A DE 228327DA DE 228327 C DE228327 C DE 228327C
- Authority
- DE
- Germany
- Prior art keywords
- group
- sheet
- contact
- magnets
- tones
- 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
- 230000001944 accentuation Effects 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 3
- 230000004913 activation Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- CSEBNABAWMZWIF-UHFFFAOYSA-N 2,3,3,3-tetrafluoro-2-(heptafluoropropoxy)propanoic acid Chemical compound OC(=O)C(F)(C(F)(F)F)OC(F)(F)C(F)(F)C(F)(F)F CSEBNABAWMZWIF-UHFFFAOYSA-N 0.000 description 1
- 241000189705 Dunedin group Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10F—AUTOMATIC MUSICAL INSTRUMENTS
- G10F5/00—Details or accessories
- G10F5/02—Actions
-
- 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 |
|---|---|
| DE228327C true DE228327C (cs) |
Family
ID=488726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT228327D Active DE228327C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE228327C (cs) |
-
0
- DE DENDAT228327D patent/DE228327C/de active Active
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