CH947769A4 - - Google Patents
Info
- Publication number
- CH947769A4 CH947769A4 CH947769DD CH947769A4 CH 947769 A4 CH947769 A4 CH 947769A4 CH 947769D D CH947769D D CH 947769DD CH 947769 A4 CH947769 A4 CH 947769A4
- Authority
- CH
- Switzerland
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
- G04C3/08—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically
- G04C3/10—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means
- G04C3/108—Driving circuits
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH947769A CH519190A (fr) | 1969-06-20 | 1969-06-20 | Oscillateur électromécanique pour appareil horaire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH947769A4 true CH947769A4 (fr) | 1971-09-30 |
Family
ID=4352401
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH947769A CH519190A (fr) | 1969-06-20 | 1969-06-20 | Oscillateur électromécanique pour appareil horaire |
| CH947769D CH947769A4 (fr) | 1969-06-20 | 1969-06-20 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH947769A CH519190A (fr) | 1969-06-20 | 1969-06-20 | Oscillateur électromécanique pour appareil horaire |
Country Status (1)
| Country | Link |
|---|---|
| CH (2) | CH519190A (fr) |
-
1969
- 1969-06-20 CH CH947769A patent/CH519190A/fr not_active IP Right Cessation
- 1969-06-20 CH CH947769D patent/CH947769A4/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH519190A (fr) | 1971-09-30 |