FR552936A - - Google Patents
Info
- Publication number
- FR552936A FR552936A FR552936DA FR552936A FR 552936 A FR552936 A FR 552936A FR 552936D A FR552936D A FR 552936DA FR 552936 A FR552936 A FR 552936A
- Authority
- FR
- France
- 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
- G04B21/00—Indicating the time by acoustic means
- G04B21/02—Regular striking mechanisms giving the full hour, half hour or quarter hour
- G04B21/022—Regular striking mechanisms giving the full hour, half hour or quarter hour with saw mechanism
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR552936A true FR552936A (ref) | 1923-05-09 |
Family
ID=1538482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR552936D Expired FR552936A (ref) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR552936A (ref) |
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0
- FR FR552936D patent/FR552936A/fr not_active Expired