JPS63200828U - - Google Patents
Info
- Publication number
- JPS63200828U JPS63200828U JP8837687U JP8837687U JPS63200828U JP S63200828 U JPS63200828 U JP S63200828U JP 8837687 U JP8837687 U JP 8837687U JP 8837687 U JP8837687 U JP 8837687U JP S63200828 U JPS63200828 U JP S63200828U
- Authority
- JP
- Japan
- Prior art keywords
- projector
- operating
- visible light
- light source
- view
- 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
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 230000001678 irradiating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Instructional Devices (AREA)
- Overhead Projectors And Projection Screens (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8837687U JPS63200828U (mo) | 1987-06-08 | 1987-06-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8837687U JPS63200828U (mo) | 1987-06-08 | 1987-06-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63200828U true JPS63200828U (mo) | 1988-12-23 |
Family
ID=30946432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8837687U Pending JPS63200828U (mo) | 1987-06-08 | 1987-06-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63200828U (mo) |
-
1987
- 1987-06-08 JP JP8837687U patent/JPS63200828U/ja active Pending
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