JPH0485337U - - Google Patents
Info
- Publication number
- JPH0485337U JPH0485337U JP1990128236U JP12823690U JPH0485337U JP H0485337 U JPH0485337 U JP H0485337U JP 1990128236 U JP1990128236 U JP 1990128236U JP 12823690 U JP12823690 U JP 12823690U JP H0485337 U JPH0485337 U JP H0485337U
- Authority
- JP
- Japan
- Prior art keywords
- screen
- convex surfaces
- synthetic resin
- resin sheet
- transparent synthetic
- 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
- 239000000463 material Substances 0.000 claims description 4
- 229920003002 synthetic resin Polymers 0.000 claims 3
- 239000000057 synthetic resin Substances 0.000 claims 3
- 239000000758 substrate Substances 0.000 claims 1
Landscapes
- Overhead Projectors And Projection Screens (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990128236U JPH0485337U (en]) | 1990-11-29 | 1990-11-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990128236U JPH0485337U (en]) | 1990-11-29 | 1990-11-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0485337U true JPH0485337U (en]) | 1992-07-24 |
Family
ID=31875705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990128236U Pending JPH0485337U (en]) | 1990-11-29 | 1990-11-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0485337U (en]) |
-
1990
- 1990-11-29 JP JP1990128236U patent/JPH0485337U/ja active Pending