JPS5251539Y2 - - Google Patents
Info
- Publication number
- JPS5251539Y2 JPS5251539Y2 JP1972049419U JP4941972U JPS5251539Y2 JP S5251539 Y2 JPS5251539 Y2 JP S5251539Y2 JP 1972049419 U JP1972049419 U JP 1972049419U JP 4941972 U JP4941972 U JP 4941972U JP S5251539 Y2 JPS5251539 Y2 JP S5251539Y2
- 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)
- Transforming Electric Information Into Light Information (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1972049419U JPS5251539Y2 (https=) | 1972-04-25 | 1972-04-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1972049419U JPS5251539Y2 (https=) | 1972-04-25 | 1972-04-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS499129U JPS499129U (https=) | 1974-01-25 |
| JPS5251539Y2 true JPS5251539Y2 (https=) | 1977-11-22 |
Family
ID=27928435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1972049419U Expired JPS5251539Y2 (https=) | 1972-04-25 | 1972-04-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5251539Y2 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59123850U (ja) * | 1983-02-08 | 1984-08-21 | 三菱レイヨン株式会社 | 透過型スクリ−ン |
-
1972
- 1972-04-25 JP JP1972049419U patent/JPS5251539Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS499129U (https=) | 1974-01-25 |