JPS61206951U - - Google Patents
Info
- Publication number
- JPS61206951U JPS61206951U JP8959585U JP8959585U JPS61206951U JP S61206951 U JPS61206951 U JP S61206951U JP 8959585 U JP8959585 U JP 8959585U JP 8959585 U JP8959585 U JP 8959585U JP S61206951 U JPS61206951 U JP S61206951U
- Authority
- JP
- Japan
- Prior art keywords
- light source
- cutoff
- heat
- moving
- overhead 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
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 1
Landscapes
- Overhead Projectors And Projection Screens (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8959585U JPS61206951U (enExample) | 1985-06-14 | 1985-06-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8959585U JPS61206951U (enExample) | 1985-06-14 | 1985-06-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61206951U true JPS61206951U (enExample) | 1986-12-27 |
Family
ID=30643817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8959585U Pending JPS61206951U (enExample) | 1985-06-14 | 1985-06-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61206951U (enExample) |
-
1985
- 1985-06-14 JP JP8959585U patent/JPS61206951U/ja active Pending