JPS53158334U - - Google Patents
Info
- Publication number
- JPS53158334U JPS53158334U JP6321777U JP6321777U JPS53158334U JP S53158334 U JPS53158334 U JP S53158334U JP 6321777 U JP6321777 U JP 6321777U JP 6321777 U JP6321777 U JP 6321777U JP S53158334 U JPS53158334 U JP S53158334U
- 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.)
- Granted
Links
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1977063217U JPS5941117Y2 (ja) | 1977-05-16 | 1977-05-16 | 記録面可動式筆記装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1977063217U JPS5941117Y2 (ja) | 1977-05-16 | 1977-05-16 | 記録面可動式筆記装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS53158334U true JPS53158334U (ja) | 1978-12-12 |
| JPS5941117Y2 JPS5941117Y2 (ja) | 1984-11-26 |
Family
ID=28966198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1977063217U Expired JPS5941117Y2 (ja) | 1977-05-16 | 1977-05-16 | 記録面可動式筆記装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5941117Y2 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106004174A (zh) * | 2016-05-30 | 2016-10-12 | 安徽工程大学 | 一种电教免擦黑板 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4714232U (ja) * | 1971-03-20 | 1972-10-19 | ||
| JPS4834635U (ja) * | 1971-08-27 | 1973-04-25 | ||
| JPS5013142U (ja) * | 1973-05-31 | 1975-02-12 | ||
| JPS5215939U (ja) * | 1973-09-06 | 1977-02-04 |
-
1977
- 1977-05-16 JP JP1977063217U patent/JPS5941117Y2/ja not_active Expired
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4714232U (ja) * | 1971-03-20 | 1972-10-19 | ||
| JPS4834635U (ja) * | 1971-08-27 | 1973-04-25 | ||
| JPS5013142U (ja) * | 1973-05-31 | 1975-02-12 | ||
| JPS5215939U (ja) * | 1973-09-06 | 1977-02-04 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106004174A (zh) * | 2016-05-30 | 2016-10-12 | 安徽工程大学 | 一种电教免擦黑板 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5941117Y2 (ja) | 1984-11-26 |