JPS5255340U - - Google Patents
Info
- Publication number
- JPS5255340U JPS5255340U JP14281075U JP14281075U JPS5255340U JP S5255340 U JPS5255340 U JP S5255340U JP 14281075 U JP14281075 U JP 14281075U JP 14281075 U JP14281075 U JP 14281075U JP S5255340 U JPS5255340 U JP S5255340U
- Authority
- JP
- Japan
- 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
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14281075U JPS5255340U (zh) | 1975-10-20 | 1975-10-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14281075U JPS5255340U (zh) | 1975-10-20 | 1975-10-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5255340U true JPS5255340U (zh) | 1977-04-21 |
Family
ID=28622577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14281075U Pending JPS5255340U (zh) | 1975-10-20 | 1975-10-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5255340U (zh) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS571690U (zh) * | 1980-06-04 | 1982-01-06 | ||
| JPS59171695A (ja) * | 1983-03-18 | 1984-09-28 | 沖電気工業株式会社 | 電子黒板装置 |
| CN106004174A (zh) * | 2016-05-30 | 2016-10-12 | 安徽工程大学 | 一种电教免擦黑板 |
-
1975
- 1975-10-20 JP JP14281075U patent/JPS5255340U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS571690U (zh) * | 1980-06-04 | 1982-01-06 | ||
| JPS59171695A (ja) * | 1983-03-18 | 1984-09-28 | 沖電気工業株式会社 | 電子黒板装置 |
| CN106004174A (zh) * | 2016-05-30 | 2016-10-12 | 安徽工程大学 | 一种电教免擦黑板 |