CH597639B5 - - Google Patents
Info
- Publication number
- CH597639B5 CH597639B5 CH118575A CH118575A CH597639B5 CH 597639 B5 CH597639 B5 CH 597639B5 CH 118575 A CH118575 A CH 118575A CH 118575 A CH118575 A CH 118575A CH 597639 B5 CH597639 B5 CH 597639B5
- Authority
- CH
- Switzerland
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G9/00—Visual time or date indication means
- G04G9/08—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electric Clocks (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH118575D CH118575A4 (US07202987-20070410-C00007.png) | 1975-01-31 | 1975-01-31 | |
| CH118575A CH597639B5 (US07202987-20070410-C00007.png) | 1975-01-31 | 1975-01-31 | |
| US05/644,443 US4052842A (en) | 1975-01-31 | 1975-12-29 | Circuit for electronic watches |
| JP51009184A JPS51100766A (US07202987-20070410-C00007.png) | 1975-01-31 | 1976-01-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH118575A CH597639B5 (US07202987-20070410-C00007.png) | 1975-01-31 | 1975-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH597639B5 true CH597639B5 (US07202987-20070410-C00007.png) | 1978-04-14 |
Family
ID=4204487
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH118575D CH118575A4 (US07202987-20070410-C00007.png) | 1975-01-31 | 1975-01-31 | |
| CH118575A CH597639B5 (US07202987-20070410-C00007.png) | 1975-01-31 | 1975-01-31 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH118575D CH118575A4 (US07202987-20070410-C00007.png) | 1975-01-31 | 1975-01-31 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4052842A (US07202987-20070410-C00007.png) |
| JP (1) | JPS51100766A (US07202987-20070410-C00007.png) |
| CH (2) | CH118575A4 (US07202987-20070410-C00007.png) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE31401E (en) * | 1975-12-19 | 1983-10-04 | Kabushiki Kaisha Daini Seikosha | Electronic timepiece |
| US4198629A (en) * | 1977-06-06 | 1980-04-15 | General Electric Company | Numerical display using plural light sources and having a reduced and substantially constant current requirement |
| JPS5470087A (en) * | 1977-11-15 | 1979-06-05 | Nec Corp | Counter circuit with 12 hour display/24 hour display changeover function |
| JP2509606Y2 (ja) * | 1993-09-22 | 1996-09-04 | 徐 智雄 | ビルにおける非常はしご装置 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5134311B1 (US07202987-20070410-C00007.png) * | 1970-12-03 | 1976-09-25 | ||
| US3795099A (en) * | 1971-02-18 | 1974-03-05 | Y Tsuruishi | Electronic timepiece having a chronograph mechanism |
| US3946550A (en) * | 1971-02-18 | 1976-03-30 | Kabushiki Kaisha Suwa Seikosha | Quartz crystal timepiece |
| US3699763A (en) * | 1971-07-06 | 1972-10-24 | Us Navy | 24-hour digital clock |
| US3772874A (en) * | 1971-12-09 | 1973-11-20 | Princeton Materials Science | Display apparatus and chronometer utilizing optically variable liquid |
| US3738099A (en) * | 1972-06-07 | 1973-06-12 | Seiko Instr & Electronics | Digital electronic watch having calendar display arrangement |
| US3838565A (en) * | 1973-06-21 | 1974-10-01 | American Micro Syst | Liquid crystal display utilizing ambient light for increased contrast |
| US3910030A (en) * | 1973-09-12 | 1975-10-07 | Ise Electronics Corp | Digital clocks |
-
1975
- 1975-01-31 CH CH118575D patent/CH118575A4/xx unknown
- 1975-01-31 CH CH118575A patent/CH597639B5/xx not_active IP Right Cessation
- 1975-12-29 US US05/644,443 patent/US4052842A/en not_active Expired - Lifetime
-
1976
- 1976-01-30 JP JP51009184A patent/JPS51100766A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US4052842A (en) | 1977-10-11 |
| CH118575A4 (US07202987-20070410-C00007.png) | 1977-06-30 |
| JPS51100766A (US07202987-20070410-C00007.png) | 1976-09-06 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |