DE139979C - - Google Patents
Info
- Publication number
- DE139979C DE139979C DENDAT139979D DE139979DA DE139979C DE 139979 C DE139979 C DE 139979C DE NDAT139979 D DENDAT139979 D DE NDAT139979D DE 139979D A DE139979D A DE 139979DA DE 139979 C DE139979 C DE 139979C
- Authority
- DE
- Germany
- Prior art keywords
- hammers
- strings
- zither
- hammer
- pendulum
- 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
- 230000010355 oscillation Effects 0.000 claims description 2
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B21/00—Indicating the time by acoustic means
- G04B21/02—Regular striking mechanisms giving the full hour, half hour or quarter hour
- G04B21/08—Sounding bodies; Whistles; Musical apparatus
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- General Physics & Mathematics (AREA)
- Toys (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE139979C true DE139979C (enExample) |
Family
ID=407688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT139979D Active DE139979C (enExample) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE139979C (enExample) |
-
0
- DE DENDAT139979D patent/DE139979C/de active Active
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