JPS588557Y2 - 黒板の白墨受けにおけるエンドキヤツプ装置 - Google Patents
黒板の白墨受けにおけるエンドキヤツプ装置Info
- Publication number
- JPS588557Y2 JPS588557Y2 JP15937380U JP15937380U JPS588557Y2 JP S588557 Y2 JPS588557 Y2 JP S588557Y2 JP 15937380 U JP15937380 U JP 15937380U JP 15937380 U JP15937380 U JP 15937380U JP S588557 Y2 JPS588557 Y2 JP S588557Y2
- Authority
- JP
- Japan
- Prior art keywords
- chalk
- end cap
- plate part
- receiving plate
- 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.)
- Expired
Links
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 14
- 229920003002 synthetic resin Polymers 0.000 claims description 6
- 239000000057 synthetic resin Substances 0.000 claims description 6
- 239000000843 powder Substances 0.000 description 5
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000010408 sweeping Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15937380U JPS588557Y2 (ja) | 1980-11-06 | 1980-11-06 | 黒板の白墨受けにおけるエンドキヤツプ装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15937380U JPS588557Y2 (ja) | 1980-11-06 | 1980-11-06 | 黒板の白墨受けにおけるエンドキヤツプ装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5781192U JPS5781192U (enExample) | 1982-05-19 |
| JPS588557Y2 true JPS588557Y2 (ja) | 1983-02-16 |
Family
ID=29518400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15937380U Expired JPS588557Y2 (ja) | 1980-11-06 | 1980-11-06 | 黒板の白墨受けにおけるエンドキヤツプ装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS588557Y2 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2503220Y2 (ja) * | 1989-12-06 | 1996-06-26 | コクヨ株式会社 | 黒 板 |
| JP2511308B2 (ja) * | 1989-12-21 | 1996-06-26 | コクヨ株式会社 | 黒 板 |
| JP2550111Y2 (ja) * | 1992-06-02 | 1997-10-08 | コクヨ株式会社 | 黒板の粉受部材 |
-
1980
- 1980-11-06 JP JP15937380U patent/JPS588557Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5781192U (enExample) | 1982-05-19 |
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