JP2503221Y2 - 黒 板 - Google Patents
黒 板Info
- Publication number
- JP2503221Y2 JP2503221Y2 JP1989150227U JP15022789U JP2503221Y2 JP 2503221 Y2 JP2503221 Y2 JP 2503221Y2 JP 1989150227 U JP1989150227 U JP 1989150227U JP 15022789 U JP15022789 U JP 15022789U JP 2503221 Y2 JP2503221 Y2 JP 2503221Y2
- Authority
- JP
- Japan
- Prior art keywords
- saucer
- blackboard
- pan
- container
- end cover
- 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 - Lifetime
Links
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989150227U JP2503221Y2 (ja) | 1989-12-28 | 1989-12-28 | 黒 板 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989150227U JP2503221Y2 (ja) | 1989-12-28 | 1989-12-28 | 黒 板 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0390994U JPH0390994U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-09-17 |
JP2503221Y2 true JP2503221Y2 (ja) | 1996-06-26 |
Family
ID=31696587
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989150227U Expired - Lifetime JP2503221Y2 (ja) | 1989-12-28 | 1989-12-28 | 黒 板 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2503221Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9162516B2 (en) | 2013-03-07 | 2015-10-20 | ACCO Brands Corporation | Display board assembly |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60164083U (ja) * | 1984-04-09 | 1985-10-31 | 加藤 正一 | 黒板粉受け溝の清掃が出来る白墨箱 |
JPS60178189U (ja) * | 1984-05-02 | 1985-11-26 | 森 幸男 | 黒板のチヨ−ク粉清掃装置 |
-
1989
- 1989-12-28 JP JP1989150227U patent/JP2503221Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0390994U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-09-17 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
EXPY | Cancellation because of completion of term |