FR319900A - Improvements to automatic calendars - Google Patents
Improvements to automatic calendarsInfo
- Publication number
- FR319900A FR319900A FR319900DA FR319900A FR 319900 A FR319900 A FR 319900A FR 319900D A FR319900D A FR 319900DA FR 319900 A FR319900 A FR 319900A
- Authority
- FR
- France
- Prior art keywords
- calendars
- automatic
- automatic calendars
- 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
- G04B19/24306—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 combination of different shapes, e.g. bands and discs, discs and drums
- G04B19/2432—Driving or releasing mechanisms wherein the date indicators are driven or released mechanically by a clockwork movement
- G04B19/2434—Driving or releasing mechanisms wherein the date indicators are driven or released mechanically by a clockwork movement driven or released by their own energy source which is released at regular time intervals
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR319900T | 1902-03-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR319900A true FR319900A (en) | 1902-11-26 |
Family
ID=1370439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR319900D Expired FR319900A (en) | 1902-03-24 | 1902-03-24 | Improvements to automatic calendars |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR319900A (en) |
-
1902
- 1902-03-24 FR FR319900D patent/FR319900A/en not_active Expired
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