JPS5226241A - Photochromic display unit - Google Patents
Photochromic display unitInfo
- Publication number
- JPS5226241A JPS5226241A JP10237575A JP10237575A JPS5226241A JP S5226241 A JPS5226241 A JP S5226241A JP 10237575 A JP10237575 A JP 10237575A JP 10237575 A JP10237575 A JP 10237575A JP S5226241 A JPS5226241 A JP S5226241A
- Authority
- JP
- Japan
- Prior art keywords
- display unit
- photochromic display
- photochromic
- prevent deterioration
- photochromic material
- Prior art date
- 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
Landscapes
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
PURPOSE: To prevent deterioration of the re-coloring capability of a photochromic material by effecting data erasion through an electric means.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10237575A JPS5226241A (en) | 1975-08-22 | 1975-08-22 | Photochromic display unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10237575A JPS5226241A (en) | 1975-08-22 | 1975-08-22 | Photochromic display unit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5226241A true JPS5226241A (en) | 1977-02-26 |
Family
ID=14325702
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10237575A Pending JPS5226241A (en) | 1975-08-22 | 1975-08-22 | Photochromic display unit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5226241A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5662887A (en) * | 1979-10-29 | 1981-05-29 | Sumikin Coke Co Ltd | Treatment of waste liquor of desulfurization in wet desulfurization process of coke oven gas |
WO1987003108A1 (en) * | 1985-11-06 | 1987-05-21 | Research Development Corporation Of Japan | Photochromic material, photochromic element and method of recording and erasing data |
-
1975
- 1975-08-22 JP JP10237575A patent/JPS5226241A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5662887A (en) * | 1979-10-29 | 1981-05-29 | Sumikin Coke Co Ltd | Treatment of waste liquor of desulfurization in wet desulfurization process of coke oven gas |
JPS588717B2 (en) * | 1979-10-29 | 1983-02-17 | 住金化工株式会社 | Treatment method for desulfurization waste liquid in coke oven gas wet desulfurization process |
WO1987003108A1 (en) * | 1985-11-06 | 1987-05-21 | Research Development Corporation Of Japan | Photochromic material, photochromic element and method of recording and erasing data |
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