NL7200053A - - Google Patents
Info
- Publication number
- NL7200053A NL7200053A NL7200053A NL7200053A NL7200053A NL 7200053 A NL7200053 A NL 7200053A NL 7200053 A NL7200053 A NL 7200053A NL 7200053 A NL7200053 A NL 7200053A NL 7200053 A NL7200053 A NL 7200053A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G9/00—Visual time or date indication means
- G04G9/0023—Visual time or date indication means by light valves in general
- G04G9/0029—Details
- G04G9/0035—Details constructional
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G9/00—Visual time or date indication means
- G04G9/0023—Visual time or date indication means by light valves in general
- G04G9/0029—Details
- G04G9/0035—Details constructional
- G04G9/0041—Illumination devices
-
- 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
- G04G9/06—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 using light valves, e.g. liquid crystals
-
- 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
- G04G9/12—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques using light valves, e.g. liquid crystals
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect
- G02F1/1514—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect characterised by the electrochromic material, e.g. by the electrodeposited material
- G02F1/1523—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect characterised by the electrochromic material, e.g. by the electrodeposited material comprising inorganic material
- G02F1/1524—Transition metal compounds
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Electric Clocks (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10588371A | 1971-01-12 | 1971-01-12 | |
| US00149423A US3839857A (en) | 1971-06-03 | 1971-06-03 | Electrochromic information displays |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL7200053A true NL7200053A (en:Method) | 1972-07-14 |
| NL176498B NL176498B (nl) | 1984-11-16 |
| NL176498C NL176498C (nl) | 1985-04-16 |
Family
ID=26803050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7200053,A NL176498C (nl) | 1971-01-12 | 1972-01-04 | Elektronische tijdmeter. |
Country Status (8)
| Country | Link |
|---|---|
| CA (1) | CA958476A (en:Method) |
| CH (3) | CH40172A4 (en:Method) |
| DE (1) | DE2201104C2 (en:Method) |
| FR (1) | FR2121801B1 (en:Method) |
| GB (1) | GB1377620A (en:Method) |
| HK (1) | HK28078A (en:Method) |
| IT (1) | IT948135B (en:Method) |
| NL (1) | NL176498C (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA999388A (en) * | 1972-12-07 | 1976-11-02 | American Cyanamid Company | Electrochromic information display for telephones |
| CH594263A5 (en:Method) * | 1975-11-29 | 1977-12-30 | Ebauches Sa | |
| DE2832999A1 (de) * | 1977-07-29 | 1979-02-15 | Sharp Kk | Elektrochrome anzeigeeinrichtung |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GR32671B (el) * | 1966-02-25 | 1967-08-02 | American Cyanamid Company | Ηλεκτρο - οπτικαι συσκευαι. |
| US3451741A (en) * | 1966-06-15 | 1969-06-24 | Du Pont | Electrochromic device |
| US3521941A (en) * | 1967-02-07 | 1970-07-28 | American Cyanamid Co | Electro-optical device having variable optical density |
| US3485033A (en) * | 1968-03-19 | 1969-12-23 | Corning Glass Works | Electronic timepiece having light beam adjustment means |
| US3540209A (en) * | 1968-07-31 | 1970-11-17 | Timex Corp | Horological time display |
-
1971
- 1971-11-25 GB GB5487271A patent/GB1377620A/en not_active Expired
- 1971-11-25 CA CA128,579A patent/CA958476A/en not_active Expired
-
1972
- 1972-01-04 NL NLAANVRAGE7200053,A patent/NL176498C/xx not_active IP Right Cessation
- 1972-01-07 IT IT47590/72A patent/IT948135B/it active
- 1972-01-11 DE DE2201104A patent/DE2201104C2/de not_active Expired
- 1972-01-12 FR FR7200996A patent/FR2121801B1/fr not_active Expired
- 1972-01-12 CH CH40172D patent/CH40172A4/xx unknown
- 1972-01-12 CH CH40172A patent/CH561932A/xx not_active IP Right Cessation
- 1972-01-12 CH CH144973A patent/CH558004A/xx not_active IP Right Cessation
-
1978
- 1978-06-01 HK HK280/78A patent/HK28078A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL176498C (nl) | 1985-04-16 |
| CH558004A (de) | 1975-01-15 |
| IT948135B (it) | 1973-05-30 |
| FR2121801A1 (en:Method) | 1972-08-25 |
| CH561932A (en:Method) | 1975-05-15 |
| DE2201104A1 (de) | 1972-09-07 |
| CA958476A (en) | 1974-11-26 |
| HK28078A (en) | 1978-06-09 |
| CH40172A4 (en:Method) | 1974-10-31 |
| DE2201104C2 (de) | 1983-12-15 |
| FR2121801B1 (en:Method) | 1979-04-27 |
| NL176498B (nl) | 1984-11-16 |
| GB1377620A (en) | 1974-12-18 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| A85 | Still pending on 85-01-01 | ||
| V1 | Lapsed because of non-payment of the annual fee |