BE741238A - - Google Patents
Info
- Publication number
- BE741238A BE741238A BE741238DA BE741238A BE 741238 A BE741238 A BE 741238A BE 741238D A BE741238D A BE 741238DA BE 741238 A BE741238 A BE 741238A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C11/00—Synchronisation of independently-driven clocks
- G04C11/08—Synchronisation of independently-driven clocks using an electro-magnet or-motor for oscillation correction
- G04C11/081—Synchronisation of independently-driven clocks using an electro-magnet or-motor for oscillation correction using an electro-magnet
- G04C11/084—Synchronisation of independently-driven clocks using an electro-magnet or-motor for oscillation correction using an electro-magnet acting on the balance
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Distances Traversed On The Ground (AREA)
- Electromechanical Clocks (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1646668A CH501953A (de) | 1968-11-05 | 1968-11-05 | Synchronisierbare Uhr |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE741238A true BE741238A (de) | 1970-04-16 |
Family
ID=4417619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE741238D BE741238A (de) | 1968-11-05 | 1969-11-04 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3631669A (de) |
| AT (1) | AT307321B (de) |
| BE (1) | BE741238A (de) |
| CH (2) | CH1646668A4 (de) |
| FR (1) | FR2022653B1 (de) |
| GB (1) | GB1282025A (de) |
| NL (1) | NL6916621A (de) |
| SE (1) | SE349875B (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3807164A (en) * | 1972-10-16 | 1974-04-30 | Timex Corp | Synchronized quartz crystal watch |
| DE602008006057D1 (de) * | 2008-07-04 | 2011-05-19 | Swatch Group Res & Dev Ltd | Gekoppelte Resonatoren für Uhr |
| EP3865953A1 (de) * | 2020-02-17 | 2021-08-18 | The Swatch Group Research and Development Ltd | Aufzieh-schwungmasse, die mit einem rotierenden schmuckelement für die automatische bewegung der uhr ausgestattet ist |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3063233A (en) * | 1960-04-08 | 1962-11-13 | Hamilton Watch Co | Secondary standard timer |
| US3167906A (en) * | 1962-08-31 | 1965-02-02 | Kokusai Electric Co Ltd | Timekeeper corrected by electric time signals |
-
1968
- 1968-11-05 CH CH1646668D patent/CH1646668A4/xx unknown
- 1968-11-05 CH CH1646668A patent/CH501953A/de not_active IP Right Cessation
-
1969
- 1969-11-03 US US873439A patent/US3631669A/en not_active Expired - Lifetime
- 1969-11-03 AT AT1030969A patent/AT307321B/de not_active IP Right Cessation
- 1969-11-04 SE SE15100/69A patent/SE349875B/xx unknown
- 1969-11-04 BE BE741238D patent/BE741238A/xx unknown
- 1969-11-04 NL NL6916621A patent/NL6916621A/xx unknown
- 1969-11-05 FR FR696938120A patent/FR2022653B1/fr not_active Expired
- 1969-11-05 GB GB54144/69A patent/GB1282025A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL6916621A (de) | 1970-05-08 |
| SE349875B (de) | 1972-10-09 |
| FR2022653B1 (de) | 1974-02-22 |
| AT307321B (de) | 1973-05-25 |
| FR2022653A1 (de) | 1970-07-31 |
| US3631669A (en) | 1972-01-04 |
| CH501953A (de) | 1970-06-30 |
| CH1646668A4 (de) | 1970-06-30 |
| GB1282025A (en) | 1972-07-19 |