JPS6318039Y2 - - Google Patents
Info
- Publication number
- JPS6318039Y2 JPS6318039Y2 JP1981068810U JP6881081U JPS6318039Y2 JP S6318039 Y2 JPS6318039 Y2 JP S6318039Y2 JP 1981068810 U JP1981068810 U JP 1981068810U JP 6881081 U JP6881081 U JP 6881081U JP S6318039 Y2 JPS6318039 Y2 JP S6318039Y2
- Authority
- JP
- Japan
- Prior art keywords
- illumination
- light
- plate
- transparent plate
- lamps
- 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.)
- Expired
Links
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981068810U JPS6318039Y2 (enrdf_load_stackoverflow) | 1981-05-13 | 1981-05-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981068810U JPS6318039Y2 (enrdf_load_stackoverflow) | 1981-05-13 | 1981-05-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57182771U JPS57182771U (enrdf_load_stackoverflow) | 1982-11-19 |
| JPS6318039Y2 true JPS6318039Y2 (enrdf_load_stackoverflow) | 1988-05-20 |
Family
ID=29864722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981068810U Expired JPS6318039Y2 (enrdf_load_stackoverflow) | 1981-05-13 | 1981-05-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6318039Y2 (enrdf_load_stackoverflow) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5313166U (enrdf_load_stackoverflow) * | 1976-07-16 | 1978-02-03 |
-
1981
- 1981-05-13 JP JP1981068810U patent/JPS6318039Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57182771U (enrdf_load_stackoverflow) | 1982-11-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5079675A (en) | Surface illuminating apparatus | |
| US4729067A (en) | Light diffusing device | |
| EP0308828B1 (en) | Illuminator and display panel employing it | |
| EP0317250B1 (en) | Plane light source unit | |
| US7715132B2 (en) | Prism sheet | |
| US20090244714A1 (en) | Prism sheet | |
| JPH04104629U (ja) | 光源装置 | |
| JP2605134B2 (ja) | 面光源素子 | |
| JPH0627325A (ja) | 面光源装置 | |
| JPH04191704A (ja) | 面発光装置とその製造方法 | |
| JPS6318039Y2 (enrdf_load_stackoverflow) | ||
| JPH03191329A (ja) | 面状液晶表示装置 | |
| US7993020B2 (en) | Optical plate having triangular pyramidal depressions and backlight module using the same | |
| JPS6111782A (ja) | イメ−ジ・デイスプレイ | |
| JPH1010526A (ja) | 半透過性反射シート | |
| JPS61145979U (enrdf_load_stackoverflow) | ||
| JPS62262023A (ja) | 液晶表示装置 | |
| JPH052883Y2 (enrdf_load_stackoverflow) | ||
| JP2739730B2 (ja) | 面光源素子 | |
| JP3310023B2 (ja) | 光学表示板 | |
| JPS63269105A (ja) | 平面状光源を得る板状光伝送体 | |
| JP3758708B2 (ja) | ライトボックス | |
| JPH0329202A (ja) | 広告装置 | |
| JPH04329520A (ja) | 照明装置 | |
| JPH02165504A (ja) | 照明装置 |