CH426574A4 - - Google Patents
Info
- Publication number
- CH426574A4 CH426574A4 CH426574D CH426574D CH426574A4 CH 426574 A4 CH426574 A4 CH 426574A4 CH 426574 D CH426574 D CH 426574D CH 426574 D CH426574 D CH 426574D CH 426574 A4 CH426574 A4 CH 426574A4
- Authority
- CH
- Switzerland
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
- G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
- G04D7/12—Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard
- G04D7/1207—Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard only for measuring
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH426574A CH584936A (en) | 1973-10-02 | 1974-03-27 | Clock time-keeping measuring device - has reference pulse source and two counters controlled by ticking detectors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH426574A4 true CH426574A4 (fi) | 1976-08-13 |
Family
ID=4272899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH426574D CH426574A4 (fi) | 1974-03-27 | 1974-03-27 |
Country Status (1)
| Country | Link |
|---|---|
| CH (1) | CH426574A4 (fi) |
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1974
- 1974-03-27 CH CH426574D patent/CH426574A4/xx unknown