JPH0234074Y2 - - Google Patents
Info
- Publication number
- JPH0234074Y2 JPH0234074Y2 JP2359784U JP2359784U JPH0234074Y2 JP H0234074 Y2 JPH0234074 Y2 JP H0234074Y2 JP 2359784 U JP2359784 U JP 2359784U JP 2359784 U JP2359784 U JP 2359784U JP H0234074 Y2 JPH0234074 Y2 JP H0234074Y2
- Authority
- JP
- Japan
- Prior art keywords
- sides
- blackboard
- magnetic rubber
- facing
- corners
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2359784U JPS60137590U (ja) | 1984-02-21 | 1984-02-21 | スチ−ル黒板用補助黒板 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2359784U JPS60137590U (ja) | 1984-02-21 | 1984-02-21 | スチ−ル黒板用補助黒板 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60137590U JPS60137590U (ja) | 1985-09-12 |
| JPH0234074Y2 true JPH0234074Y2 (en]) | 1990-09-12 |
Family
ID=30516972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2359784U Granted JPS60137590U (ja) | 1984-02-21 | 1984-02-21 | スチ−ル黒板用補助黒板 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60137590U (en]) |
-
1984
- 1984-02-21 JP JP2359784U patent/JPS60137590U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60137590U (ja) | 1985-09-12 |
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