JPS62129538U - - Google Patents
Info
- Publication number
- JPS62129538U JPS62129538U JP15115585U JP15115585U JPS62129538U JP S62129538 U JPS62129538 U JP S62129538U JP 15115585 U JP15115585 U JP 15115585U JP 15115585 U JP15115585 U JP 15115585U JP S62129538 U JPS62129538 U JP S62129538U
- Authority
- JP
- Japan
- Prior art keywords
- projection
- projection aperture
- variable device
- area variable
- projector
- 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
- 239000011521 glass Substances 0.000 claims 2
- 239000000463 material Substances 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Overhead Projectors And Projection Screens (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15115585U JPS62129538U (enExample) | 1985-10-02 | 1985-10-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15115585U JPS62129538U (enExample) | 1985-10-02 | 1985-10-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62129538U true JPS62129538U (enExample) | 1987-08-15 |
Family
ID=31067966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15115585U Pending JPS62129538U (enExample) | 1985-10-02 | 1985-10-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62129538U (enExample) |
-
1985
- 1985-10-02 JP JP15115585U patent/JPS62129538U/ja active Pending
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