IT222484A - - Google Patents
Info
- Publication number
- IT222484A IT222484A IT222484DA IT222484A IT 222484 A IT222484 A IT 222484A IT 222484D A IT222484D A IT 222484DA IT 222484 A IT222484 A IT 222484A
- Authority
- IT
- Italy
Links
Classifications
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- 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
- G04C3/022—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 with constant impulses
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT222484A true IT222484A (it) |
Family
ID=1760160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT222484D IT222484A (it) |
Country Status (1)
| Country | Link |
|---|---|
| IT (1) | IT222484A (it) |
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0
- IT IT222484D patent/IT222484A/it unknown
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| Publication | Publication Date | Title |
|---|---|---|
| IT222484A (it) |