CH47607A - Avertisseur mécanique, portarif - Google Patents
Avertisseur mécanique, portarifInfo
- Publication number
- CH47607A CH47607A CH47607A CH47607DA CH47607A CH 47607 A CH47607 A CH 47607A CH 47607 A CH47607 A CH 47607A CH 47607D A CH47607D A CH 47607DA CH 47607 A CH47607 A CH 47607A
- Authority
- CH
- Switzerland
- Prior art keywords
- portarif
- mechanical horn
- horn
- mechanical
- Prior art date
Links
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
- G04B23/00—Arrangements producing acoustic signals at preselected times
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH47607T | 1909-04-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH47607A true CH47607A (fr) | 1910-07-16 |
Family
ID=4282032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH47607A CH47607A (fr) | 1909-04-21 | 1909-04-21 | Avertisseur mécanique, portarif |
Country Status (1)
| Country | Link |
|---|---|
| CH (1) | CH47607A (fr) |
-
1909
- 1909-04-21 CH CH47607A patent/CH47607A/fr unknown
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