CH71420A - Alarm clock - Google Patents
Alarm clockInfo
- Publication number
- CH71420A CH71420A CH71420A CH71420DA CH71420A CH 71420 A CH71420 A CH 71420A CH 71420 A CH71420 A CH 71420A CH 71420D A CH71420D A CH 71420DA CH 71420 A CH71420 A CH 71420A
- 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
- G04B23/12—Alarm watches to be worn in pockets or on the wrist
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH62179T | 1915-03-23 | ||
CH71420T | 1915-03-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH71420A true CH71420A (en) | 1916-04-17 |
Family
ID=25699189
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH71420A CH71420A (en) | 1915-03-23 | 1915-03-23 | Alarm clock |
Country Status (1)
Country | Link |
---|---|
CH (1) | CH71420A (en) |
-
1915
- 1915-03-23 CH CH71420A patent/CH71420A/en unknown
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