JPS50115561A - - Google Patents
Info
- Publication number
- JPS50115561A JPS50115561A JP50012637A JP1263775A JPS50115561A JP S50115561 A JPS50115561 A JP S50115561A JP 50012637 A JP50012637 A JP 50012637A JP 1263775 A JP1263775 A JP 1263775A JP S50115561 A JPS50115561 A JP S50115561A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- G04D7/1214—Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard only for measuring for complete clockworks
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Frequencies, Analyzing Spectra (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH131574A CH587516B5 (ja) | 1974-01-31 | 1974-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS50115561A true JPS50115561A (ja) | 1975-09-10 |
Family
ID=4207565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50012637A Pending JPS50115561A (ja) | 1974-01-31 | 1975-01-31 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3949592A (ja) |
| JP (1) | JPS50115561A (ja) |
| CH (2) | CH587516B5 (ja) |
| DE (1) | DE2502872A1 (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4979387A (en) * | 1989-07-31 | 1990-12-25 | Dittmar Norman R | Pendulum position detector |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3811315A (en) * | 1971-02-22 | 1974-05-21 | Citizen Watch Co Ltd | Apparatus for automatic digital measurement of watch performance by utilizing ticks |
| CH553671A4 (ja) * | 1971-04-16 | 1972-07-31 | ||
| CH1406071A4 (ja) * | 1971-09-27 | 1974-05-31 |
-
1974
- 1974-01-31 CH CH131574A patent/CH587516B5/xx not_active IP Right Cessation
- 1974-01-31 CH CH131574D patent/CH131574A4/xx unknown
-
1975
- 1975-01-24 DE DE19752502872 patent/DE2502872A1/de not_active Withdrawn
- 1975-01-30 US US05/545,709 patent/US3949592A/en not_active Expired - Lifetime
- 1975-01-31 JP JP50012637A patent/JPS50115561A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US3949592A (en) | 1976-04-13 |
| CH131574A4 (ja) | 1976-11-15 |
| DE2502872A1 (de) | 1975-08-07 |
| CH587516B5 (ja) | 1977-05-13 |