JPS62116896U - - Google Patents
Info
- Publication number
- JPS62116896U JPS62116896U JP308186U JP308186U JPS62116896U JP S62116896 U JPS62116896 U JP S62116896U JP 308186 U JP308186 U JP 308186U JP 308186 U JP308186 U JP 308186U JP S62116896 U JPS62116896 U JP S62116896U
- Authority
- JP
- Japan
- Prior art keywords
- light receiving
- board
- receiving section
- white sheet
- movable
- 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
- 238000005259 measurement Methods 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
- Overhead Projectors And Projection Screens (AREA)
- Position Input By Displaying (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP308186U JPS62116896U (it) | 1986-01-16 | 1986-01-16 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP308186U JPS62116896U (it) | 1986-01-16 | 1986-01-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS62116896U true JPS62116896U (it) | 1987-07-24 |
Family
ID=30782512
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP308186U Pending JPS62116896U (it) | 1986-01-16 | 1986-01-16 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62116896U (it) |
-
1986
- 1986-01-16 JP JP308186U patent/JPS62116896U/ja active Pending
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