JPH0322238U - - Google Patents
Info
- Publication number
- JPH0322238U JPH0322238U JP8233589U JP8233589U JPH0322238U JP H0322238 U JPH0322238 U JP H0322238U JP 8233589 U JP8233589 U JP 8233589U JP 8233589 U JP8233589 U JP 8233589U JP H0322238 U JPH0322238 U JP H0322238U
- Authority
- JP
- Japan
- Prior art keywords
- convex portion
- stage surface
- main body
- transparent sheet
- 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
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Overhead Projectors And Projection Screens (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8233589U JPH0322238U (sh) | 1989-07-13 | 1989-07-13 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8233589U JPH0322238U (sh) | 1989-07-13 | 1989-07-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0322238U true JPH0322238U (sh) | 1991-03-07 |
Family
ID=31629051
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8233589U Pending JPH0322238U (sh) | 1989-07-13 | 1989-07-13 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0322238U (sh) |
-
1989
- 1989-07-13 JP JP8233589U patent/JPH0322238U/ja active Pending