JPS61201885U - - Google Patents
Info
- Publication number
- JPS61201885U JPS61201885U JP8553885U JP8553885U JPS61201885U JP S61201885 U JPS61201885 U JP S61201885U JP 8553885 U JP8553885 U JP 8553885U JP 8553885 U JP8553885 U JP 8553885U JP S61201885 U JPS61201885 U JP S61201885U
- Authority
- JP
- Japan
- Prior art keywords
- blackboard
- steel
- attract
- magnetic force
- auxiliary
- 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.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8553885U JPH0235514Y2 (da) | 1985-06-06 | 1985-06-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8553885U JPH0235514Y2 (da) | 1985-06-06 | 1985-06-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61201885U true JPS61201885U (da) | 1986-12-18 |
| JPH0235514Y2 JPH0235514Y2 (da) | 1990-09-26 |
Family
ID=30636030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8553885U Expired JPH0235514Y2 (da) | 1985-06-06 | 1985-06-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0235514Y2 (da) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011008054A (ja) * | 2009-06-26 | 2011-01-13 | Osm:Kk | マグネットスクリーン |
-
1985
- 1985-06-06 JP JP8553885U patent/JPH0235514Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011008054A (ja) * | 2009-06-26 | 2011-01-13 | Osm:Kk | マグネットスクリーン |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0235514Y2 (da) | 1990-09-26 |