CH49774A - Alarm clock - Google Patents
Alarm clockInfo
- Publication number
- CH49774A CH49774A CH49774A CH49774DA CH49774A CH 49774 A CH49774 A CH 49774A CH 49774 A CH49774 A CH 49774A CH 49774D A CH49774D A CH 49774DA CH 49774 A CH49774 A CH 49774A
- Authority
- CH
- Switzerland
- Prior art keywords
- alarm clock
- alarm
- clock
- 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
- G04B23/02—Alarm clocks
- G04B23/028—Sounding bodies; boxes used as sounding cases; fixation on or in the case
-
- 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)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH49774T | 1909-12-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH49774A true CH49774A (en) | 1911-03-16 |
Family
ID=4285804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH49774A CH49774A (en) | 1909-12-17 | 1909-12-17 | Alarm clock |
Country Status (1)
| Country | Link |
|---|---|
| CH (1) | CH49774A (en) |
-
1909
- 1909-12-17 CH CH49774A patent/CH49774A/en unknown
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