JPS6451927U - - Google Patents
Info
- Publication number
- JPS6451927U JPS6451927U JP14894587U JP14894587U JPS6451927U JP S6451927 U JPS6451927 U JP S6451927U JP 14894587 U JP14894587 U JP 14894587U JP 14894587 U JP14894587 U JP 14894587U JP S6451927 U JPS6451927 U JP S6451927U
- Authority
- JP
- Japan
- Prior art keywords
- overhead projector
- fresnel lens
- separated
- reflection type
- reflection
- 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
- Overhead Projectors And Projection Screens (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14894587U JPS6451927U (ko) | 1987-09-28 | 1987-09-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14894587U JPS6451927U (ko) | 1987-09-28 | 1987-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6451927U true JPS6451927U (ko) | 1989-03-30 |
Family
ID=31420720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14894587U Pending JPS6451927U (ko) | 1987-09-28 | 1987-09-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6451927U (ko) |
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1987
- 1987-09-28 JP JP14894587U patent/JPS6451927U/ja active Pending