JPS5247485Y2 - - Google Patents
Info
- Publication number
- JPS5247485Y2 JPS5247485Y2 JP13414272U JP13414272U JPS5247485Y2 JP S5247485 Y2 JPS5247485 Y2 JP S5247485Y2 JP 13414272 U JP13414272 U JP 13414272U JP 13414272 U JP13414272 U JP 13414272U JP S5247485 Y2 JPS5247485 Y2 JP S5247485Y2
- 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
- Overhead Projectors And Projection Screens (AREA)
- Light Guides In General And Applications Therefor (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13414272U JPS5247485Y2 (https=) | 1972-11-21 | 1972-11-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13414272U JPS5247485Y2 (https=) | 1972-11-21 | 1972-11-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4990132U JPS4990132U (https=) | 1974-08-05 |
| JPS5247485Y2 true JPS5247485Y2 (https=) | 1977-10-28 |
Family
ID=28400434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13414272U Expired JPS5247485Y2 (https=) | 1972-11-21 | 1972-11-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5247485Y2 (https=) |
-
1972
- 1972-11-21 JP JP13414272U patent/JPS5247485Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4990132U (https=) | 1974-08-05 |