FR825885A - Boîtier pour pendules à sonnerie - Google Patents
Boîtier pour pendules à sonnerieInfo
- Publication number
- FR825885A FR825885A FR825885DA FR825885A FR 825885 A FR825885 A FR 825885A FR 825885D A FR825885D A FR 825885DA FR 825885 A FR825885 A FR 825885A
- Authority
- FR
- France
- Prior art keywords
- case
- clocks
- striking
- striking clocks
- 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
- G04B37/00—Cases
- G04B37/0075—Cases with means to enhance sound transmission
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE825885X | 1936-10-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR825885A true FR825885A (fr) | 1938-03-16 |
Family
ID=6747651
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR825885D Expired FR825885A (fr) | 1936-10-29 | 1937-08-24 | Boîtier pour pendules à sonnerie |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR825885A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11360434B2 (en) | 2017-09-14 | 2022-06-14 | The Swatch Group Research And Development Ltd | Acoustic radiation membrane, and striking watch equipped with the acoustic membrane |
-
1937
- 1937-08-24 FR FR825885D patent/FR825885A/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11360434B2 (en) | 2017-09-14 | 2022-06-14 | The Swatch Group Research And Development Ltd | Acoustic radiation membrane, and striking watch equipped with the acoustic membrane |
EP3457220B1 (fr) * | 2017-09-14 | 2023-05-03 | The Swatch Group Research and Development Ltd | Membrane de rayonnement acoustique, et montre a sonnerie munie de la membrane acoustique |
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