JPH0426789U - - Google Patents
Info
- Publication number
- JPH0426789U JPH0426789U JP1990066932U JP6693290U JPH0426789U JP H0426789 U JPH0426789 U JP H0426789U JP 1990066932 U JP1990066932 U JP 1990066932U JP 6693290 U JP6693290 U JP 6693290U JP H0426789 U JPH0426789 U JP H0426789U
- Authority
- JP
- Japan
- Prior art keywords
- cleaning body
- white film
- nonwoven fabric
- screen
- electronic 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.)
- Pending
Links
- 238000004140 cleaning Methods 0.000 claims description 12
- 239000004745 nonwoven fabric Substances 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
Landscapes
- Drawing Aids And Blackboards (AREA)
- Position Input By Displaying (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990066932U JPH0426789U (en]) | 1990-06-25 | 1990-06-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990066932U JPH0426789U (en]) | 1990-06-25 | 1990-06-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0426789U true JPH0426789U (en]) | 1992-03-03 |
Family
ID=31600064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990066932U Pending JPH0426789U (en]) | 1990-06-25 | 1990-06-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0426789U (en]) |
-
1990
- 1990-06-25 JP JP1990066932U patent/JPH0426789U/ja active Pending