FR839616A - Watch - Google Patents
WatchInfo
- Publication number
- FR839616A FR839616A FR839616DA FR839616A FR 839616 A FR839616 A FR 839616A FR 839616D A FR839616D A FR 839616DA FR 839616 A FR839616 A FR 839616A
- Authority
- FR
- France
- Prior art keywords
- watch
- 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
- G04F—TIME-INTERVAL MEASURING
- G04F7/00—Apparatus for measuring unknown time intervals by non-electric means
- G04F7/04—Apparatus for measuring unknown time intervals by non-electric means using a mechanical oscillator
- G04F7/08—Watches or clocks with stop devices, e.g. chronograph
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH839616X | 1937-06-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR839616A true FR839616A (en) | 1939-04-07 |
Family
ID=4541082
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR839616D Expired FR839616A (en) | 1937-06-29 | 1938-06-22 | Watch |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR839616A (en) |
-
1938
- 1938-06-22 FR FR839616D patent/FR839616A/en not_active Expired
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