JPH0245875Y2 - - Google Patents
Info
- Publication number
- JPH0245875Y2 JPH0245875Y2 JP15843084U JP15843084U JPH0245875Y2 JP H0245875 Y2 JPH0245875 Y2 JP H0245875Y2 JP 15843084 U JP15843084 U JP 15843084U JP 15843084 U JP15843084 U JP 15843084U JP H0245875 Y2 JPH0245875 Y2 JP H0245875Y2
- Authority
- JP
- Japan
- Prior art keywords
- copying
- board
- image
- section
- blackboard
- 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.)
- Expired
Links
- 230000003287 optical effect Effects 0.000 claims description 20
- 238000004804 winding Methods 0.000 description 17
- 238000001514 detection method Methods 0.000 description 13
- 108091008695 photoreceptors Proteins 0.000 description 13
- 238000000034 method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 239000011521 glass Substances 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 3
- 108020003175 receptors Proteins 0.000 description 3
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 230000004397 blinking Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000013518 transcription Methods 0.000 description 1
- 230000035897 transcription Effects 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
- Holders For Sensitive Materials And Originals (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Combination Of More Than One Step In Electrophotography (AREA)
- Variable Magnification In Projection-Type Copying Machines (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15843084U JPH0245875Y2 (de) | 1984-10-22 | 1984-10-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15843084U JPH0245875Y2 (de) | 1984-10-22 | 1984-10-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6174487U JPS6174487U (de) | 1986-05-20 |
| JPH0245875Y2 true JPH0245875Y2 (de) | 1990-12-04 |
Family
ID=30716411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15843084U Expired JPH0245875Y2 (de) | 1984-10-22 | 1984-10-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0245875Y2 (de) |
-
1984
- 1984-10-22 JP JP15843084U patent/JPH0245875Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6174487U (de) | 1986-05-20 |
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