JPS6331986U - - Google Patents
Info
- Publication number
- JPS6331986U JPS6331986U JP12611286U JP12611286U JPS6331986U JP S6331986 U JPS6331986 U JP S6331986U JP 12611286 U JP12611286 U JP 12611286U JP 12611286 U JP12611286 U JP 12611286U JP S6331986 U JPS6331986 U JP S6331986U
- Authority
- JP
- Japan
- Prior art keywords
- blackboard
- paper
- writing surface
- sheet
- whiteboard
- 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
- 230000005611 electricity Effects 0.000 claims 1
- 230000003068 static effect Effects 0.000 claims 1
- 238000001179 sorption measurement Methods 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12611286U JPS6331986U (en:Method) | 1986-08-18 | 1986-08-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12611286U JPS6331986U (en:Method) | 1986-08-18 | 1986-08-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6331986U true JPS6331986U (en:Method) | 1988-03-01 |
Family
ID=31019618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12611286U Pending JPS6331986U (en:Method) | 1986-08-18 | 1986-08-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6331986U (en:Method) |
-
1986
- 1986-08-18 JP JP12611286U patent/JPS6331986U/ja active Pending