CH884866A4 - - Google Patents
Info
- Publication number
- CH884866A4 CH884866A4 CH884866D CH884866D CH884866A4 CH 884866 A4 CH884866 A4 CH 884866A4 CH 884866 D CH884866 D CH 884866D CH 884866 D CH884866 D CH 884866D CH 884866 A4 CH884866 A4 CH 884866A4
- Authority
- CH
- Switzerland
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G9/00—Visual time or date indication means
- G04G9/02—Visual time or date indication means by selecting desired characters out of a number of characters or by selecting indicating elements the position of which represent the time, e.g. by using multiplexing techniques
- G04G9/04—Visual time or date indication means by selecting desired characters out of a number of characters or by selecting indicating elements the position of which represent the time, e.g. by using multiplexing techniques by controlling light sources, e.g. electroluminescent diodes
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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
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
- G04F5/16—Apparatus for producing preselected time intervals for use as timing standards using pulses produced by radio-isotopes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electric Clocks (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US465907A US3370414A (en) | 1965-06-22 | 1965-06-22 | Electronic timepiece |
Publications (1)
Publication Number | Publication Date |
---|---|
CH884866A4 true CH884866A4 (de) | 1969-05-14 |
Family
ID=23849650
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH884866D CH884866A4 (de) | 1965-06-22 | 1966-06-17 | |
CH884866A CH477723A (fr) | 1965-06-22 | 1966-06-17 | Dispositif d'horlogerie |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH884866A CH477723A (fr) | 1965-06-22 | 1966-06-17 | Dispositif d'horlogerie |
Country Status (5)
Country | Link |
---|---|
US (1) | US3370414A (de) |
CH (2) | CH884866A4 (de) |
DE (1) | DE1523879A1 (de) |
FR (1) | FR1483394A (de) |
GB (1) | GB1101269A (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3582656A (en) * | 1968-03-21 | 1971-06-01 | Bulova Watch Co Inc | Time base combining radioactive source and solid-state detector |
CH566368A4 (de) * | 1968-04-17 | 1971-11-30 | ||
US3629582A (en) * | 1969-04-24 | 1971-12-21 | Dale R Koehler | Timepiece with radioactive timekeeping standard |
US3839857A (en) * | 1971-06-03 | 1974-10-08 | American Cyanamid Co | Electrochromic information displays |
US3733489A (en) * | 1971-07-07 | 1973-05-15 | Us Army | Radiation timing device |
JPS5319944B2 (de) * | 1971-09-25 | 1978-06-23 | ||
GB1443434A (en) * | 1973-01-22 | 1976-07-21 | Mullard Ltd | Semiconductor devices |
GB2405225B (en) * | 2003-08-20 | 2006-05-17 | Alan Charles Sturt | Radioactive timekeeping |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB771823A (en) * | 1954-10-27 | 1957-04-03 | Philips Nv | Improvements in or relating to timepiece mechanisms |
US3194003A (en) * | 1963-11-13 | 1965-07-13 | Vogel And Company P | Solid state electronic timepiece |
-
1965
- 1965-06-22 US US465907A patent/US3370414A/en not_active Expired - Lifetime
-
1966
- 1966-06-01 GB GB24521/66A patent/GB1101269A/en not_active Expired
- 1966-06-15 FR FR65540A patent/FR1483394A/fr not_active Expired
- 1966-06-17 CH CH884866D patent/CH884866A4/xx unknown
- 1966-06-17 CH CH884866A patent/CH477723A/fr not_active IP Right Cessation
- 1966-06-21 DE DE19661523879 patent/DE1523879A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
CH477723A (fr) | 1969-05-14 |
DE1523879A1 (de) | 1969-09-25 |
GB1101269A (en) | 1968-01-31 |
FR1483394A (fr) | 1967-06-02 |
US3370414A (en) | 1968-02-27 |