CH239070A4 - - Google Patents
Info
- Publication number
- CH239070A4 CH239070A4 CH239070DD CH239070A4 CH 239070 A4 CH239070 A4 CH 239070A4 CH 239070D D CH239070D D CH 239070DD CH 239070 A4 CH239070 A4 CH 239070A4
- Authority
- CH
- Switzerland
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
- G04C3/04—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 balance
-
- 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
- G04B31/00—Bearings; Point suspensions or counter-point suspensions; Pivot bearings; Single parts therefor
- G04B31/004—Bearings; Point suspensions or counter-point suspensions; Pivot bearings; Single parts therefor characterised by the material used
- G04B31/012—Metallic bearings
- G04B31/0123—Metallic bearings with metallic ball bearings and metallic roller bearings
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH239070A CH524171A (fr) | 1970-02-19 | 1970-02-19 | Pièce d'horlogerie électrique à balancier-spiral pivoté au moyen d'un roulement à billes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH239070A4 true CH239070A4 (cs) | 1972-02-15 |
Family
ID=4232658
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH239070A CH524171A (fr) | 1970-02-19 | 1970-02-19 | Pièce d'horlogerie électrique à balancier-spiral pivoté au moyen d'un roulement à billes |
| CH239070D CH239070A4 (cs) | 1970-02-19 | 1970-02-19 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH239070A CH524171A (fr) | 1970-02-19 | 1970-02-19 | Pièce d'horlogerie électrique à balancier-spiral pivoté au moyen d'un roulement à billes |
Country Status (1)
| Country | Link |
|---|---|
| CH (2) | CH524171A (cs) |
-
1970
- 1970-02-19 CH CH239070A patent/CH524171A/fr not_active IP Right Cessation
- 1970-02-19 CH CH239070D patent/CH239070A4/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH524171A (fr) | 1972-02-15 |