FR1219273A - Perpetual calendar - Google Patents
Perpetual calendarInfo
- Publication number
- FR1219273A FR1219273A FR367A FR01000367A FR1219273A FR 1219273 A FR1219273 A FR 1219273A FR 367 A FR367 A FR 367A FR 01000367 A FR01000367 A FR 01000367A FR 1219273 A FR1219273 A FR 1219273A
- Authority
- FR
- France
- Prior art keywords
- perpetual calendar
- perpetual
- calendar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- G04B19/00—Indicating the time by visual means
- G04B19/24—Clocks or watches with date or week-day indicators, i.e. calendar clocks or watches; Clockwork calendars
- G04B19/243—Clocks or watches with date or week-day indicators, i.e. calendar clocks or watches; Clockwork calendars characterised by the shape of the date indicator
- G04B19/247—Clocks or watches with date or week-day indicators, i.e. calendar clocks or watches; Clockwork calendars characterised by the shape of the date indicator disc-shaped
- G04B19/253—Driving or releasing mechanisms
- G04B19/25333—Driving or releasing mechanisms wherein the date indicators are driven or released mechanically by a clockwork movement
- G04B19/25353—Driving or releasing mechanisms wherein the date indicators are driven or released mechanically by a clockwork movement driven or released stepwise by the clockwork movement
- G04B19/2536—Driving or releasing mechanisms wherein the date indicators are driven or released mechanically by a clockwork movement driven or released stepwise by the clockwork movement automatically corrected at the end of months having less than 31 days
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR367A FR1219273A (en) | 1958-12-17 | 1958-12-17 | Perpetual calendar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR367A FR1219273A (en) | 1958-12-17 | 1958-12-17 | Perpetual calendar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1219273A true FR1219273A (en) | 1960-05-17 |
Family
ID=8566843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR367A Expired FR1219273A (en) | 1958-12-17 | 1958-12-17 | Perpetual calendar |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1219273A (en) |
-
1958
- 1958-12-17 FR FR367A patent/FR1219273A/en not_active Expired
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