FR540468A - Pendule électrique - Google Patents
Pendule électriqueInfo
- Publication number
- FR540468A FR540468A FR540468DA FR540468A FR 540468 A FR540468 A FR 540468A FR 540468D A FR540468D A FR 540468DA FR 540468 A FR540468 A FR 540468A
- Authority
- FR
- France
- Prior art keywords
- electric pendulum
- pendulum
- electric
- 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
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
- G04C3/02—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a pendulum
- G04C3/021—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a pendulum using mechanical coupling
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR540468T | 1921-08-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR540468A true FR540468A (fr) | 1922-07-11 |
Family
ID=8929492
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR540468D Expired FR540468A (fr) | 1921-08-09 | 1921-08-09 | Pendule électrique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR540468A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3750386A (en) * | 1969-12-17 | 1973-08-07 | Hermle F & Sohn Uhrenfab | Pendulum controlled electrodynamic clockwork |
-
1921
- 1921-08-09 FR FR540468D patent/FR540468A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3750386A (en) * | 1969-12-17 | 1973-08-07 | Hermle F & Sohn Uhrenfab | Pendulum controlled electrodynamic clockwork |
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