JPH0248942U - - Google Patents
Info
- Publication number
- JPH0248942U JPH0248942U JP1988128350U JP12835088U JPH0248942U JP H0248942 U JPH0248942 U JP H0248942U JP 1988128350 U JP1988128350 U JP 1988128350U JP 12835088 U JP12835088 U JP 12835088U JP H0248942 U JPH0248942 U JP H0248942U
- Authority
- JP
- Japan
- Prior art keywords
- weight
- flange portion
- screen
- lens sheet
- lens
- 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
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Overhead Projectors And Projection Screens (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988128350U JPH0248942U (ko) | 1988-09-30 | 1988-09-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988128350U JPH0248942U (ko) | 1988-09-30 | 1988-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0248942U true JPH0248942U (ko) | 1990-04-05 |
Family
ID=31381610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988128350U Pending JPH0248942U (ko) | 1988-09-30 | 1988-09-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0248942U (ko) |
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1988
- 1988-09-30 JP JP1988128350U patent/JPH0248942U/ja active Pending