JPS554801Y2 - - Google Patents
Info
- Publication number
- JPS554801Y2 JPS554801Y2 JP1974140001U JP14000174U JPS554801Y2 JP S554801 Y2 JPS554801 Y2 JP S554801Y2 JP 1974140001 U JP1974140001 U JP 1974140001U JP 14000174 U JP14000174 U JP 14000174U JP S554801 Y2 JPS554801 Y2 JP S554801Y2
- Authority
- JP
- Japan
- 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
- Optical Elements Other Than Lenses (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Overhead Projectors And Projection Screens (AREA)
- Light Guides In General And Applications Therefor (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1974140001U JPS554801Y2 (https=) | 1974-11-18 | 1974-11-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1974140001U JPS554801Y2 (https=) | 1974-11-18 | 1974-11-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5165852U JPS5165852U (https=) | 1976-05-24 |
| JPS554801Y2 true JPS554801Y2 (https=) | 1980-02-05 |
Family
ID=28416850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1974140001U Expired JPS554801Y2 (https=) | 1974-11-18 | 1974-11-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS554801Y2 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1990005924A1 (fr) * | 1985-02-22 | 1990-05-31 | Hiroshi Yamashita | Dispositif d'eclairage |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50104646U (https=) * | 1974-02-01 | 1975-08-28 |
-
1974
- 1974-11-18 JP JP1974140001U patent/JPS554801Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5165852U (https=) | 1976-05-24 |