CH230271A4 - - Google Patents
Info
- Publication number
- CH230271A4 CH230271A4 CH230271A CH230271A CH230271A4 CH 230271 A4 CH230271 A4 CH 230271A4 CH 230271 A CH230271 A CH 230271A CH 230271 A CH230271 A CH 230271A CH 230271 A4 CH230271 A4 CH 230271A4
- Authority
- CH
- Switzerland
Links
Classifications
-
- 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
- G04B19/00—Indicating the time by visual means
- G04B19/24—Clocks or watches with date or week-day indicators, i.e. calendar clocks or watches; Clockwork calendars
- G04B19/243—Clocks or watches with date or week-day indicators, i.e. calendar clocks or watches; Clockwork calendars characterised by the shape of the date indicator
- G04B19/247—Clocks or watches with date or week-day indicators, i.e. calendar clocks or watches; Clockwork calendars characterised by the shape of the date indicator disc-shaped
- G04B19/25—Devices for setting the date indicators manually
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromechanical Clocks (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH230271A CH537031A (en) | 1971-02-17 | 1971-02-17 | Wristwatch |
| US00222581A US3739569A (en) | 1971-02-17 | 1972-02-01 | Timepiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH230271A CH537031A (en) | 1971-02-17 | 1971-02-17 | Wristwatch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CH230271A4 true CH230271A4 (en) | 1973-01-31 |
| CH537031A CH537031A (en) | 1973-06-29 |
Family
ID=4230612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH230271A CH537031A (en) | 1971-02-17 | 1971-02-17 | Wristwatch |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3739569A (en) |
| CH (1) | CH537031A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5129962A (en) * | 1974-09-06 | 1976-03-13 | Seiko Instr & Electronics | RYUZUSOSASHIKI BETSUKIKO |
| JPS5814632B2 (en) * | 1975-04-07 | 1983-03-19 | シチズン時計株式会社 | All-electronic clock |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1667685A (en) * | 1923-11-10 | 1928-04-24 | Schwab & Sons Ag | Clock attachment |
| FR812029A (en) * | 1936-01-11 | 1937-04-28 | Hatot Leon Ets | Improvements to devices with automatic time controls |
| US2166683A (en) * | 1937-06-07 | 1939-07-18 | John H Grayson | Time clock controlled automatic mechanism |
| US3316709A (en) * | 1964-10-19 | 1967-05-02 | Harrison F Edwards | Transparent dial |
| US3470688A (en) * | 1967-07-26 | 1969-10-07 | Suwa Seikosha Kk | Date and day correcting device of a calendar timepiece |
-
1971
- 1971-02-17 CH CH230271A patent/CH537031A/en unknown
-
1972
- 1972-02-01 US US00222581A patent/US3739569A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CH537031A (en) | 1973-06-29 |
| US3739569A (en) | 1973-06-19 |