AT197746B - Weckeruhr - Google Patents
WeckeruhrInfo
- Publication number
- AT197746B AT197746B AT197746DA AT197746B AT 197746 B AT197746 B AT 197746B AT 197746D A AT197746D A AT 197746DA AT 197746 B AT197746 B AT 197746B
- Authority
- AT
- Austria
- 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
- G04B23/10—Alarm clocks with presignal; with repeated signal; with changeable intensity of sound
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Electromechanical Clocks (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEJ6120A DE1137686B1 (de) | 1952-07-11 | 1952-07-11 | Voralarmwecker |
| DEJ6121A DE1063088B1 (de) | 1952-07-11 | 1952-07-11 | Wecker mit Voralarm |
| DE70735X | 1955-07-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT197746B true AT197746B (de) | 1958-05-27 |
Family
ID=33303401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT197746D AT197746B (de) | 1952-07-11 | 1956-07-02 | Weckeruhr |
Country Status (2)
| Country | Link |
|---|---|
| AT (1) | AT197746B (de) |
| GB (1) | GB821644A (de) |
-
1956
- 1956-07-02 AT AT197746D patent/AT197746B/de active
- 1956-07-23 GB GB2276556A patent/GB821644A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB821644A (en) | 1959-10-14 |
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