JPH02130398U - - Google Patents
Info
- Publication number
- JPH02130398U JPH02130398U JP3987289U JP3987289U JPH02130398U JP H02130398 U JPH02130398 U JP H02130398U JP 3987289 U JP3987289 U JP 3987289U JP 3987289 U JP3987289 U JP 3987289U JP H02130398 U JPH02130398 U JP H02130398U
- Authority
- JP
- Japan
- Prior art keywords
- cleaning bar
- drive motor
- white
- white board
- bar
- 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 8
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3987289U JPH02130398U (it) | 1989-04-04 | 1989-04-04 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3987289U JPH02130398U (it) | 1989-04-04 | 1989-04-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02130398U true JPH02130398U (it) | 1990-10-26 |
Family
ID=31549161
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3987289U Pending JPH02130398U (it) | 1989-04-04 | 1989-04-04 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02130398U (it) |
-
1989
- 1989-04-04 JP JP3987289U patent/JPH02130398U/ja active Pending