JPS5423620B2 - - Google Patents
Info
- Publication number
- JPS5423620B2 JPS5423620B2 JP11615575A JP11615575A JPS5423620B2 JP S5423620 B2 JPS5423620 B2 JP S5423620B2 JP 11615575 A JP11615575 A JP 11615575A JP 11615575 A JP11615575 A JP 11615575A JP S5423620 B2 JPS5423620 B2 JP S5423620B2
- 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.)
- Expired
Links
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11615575A JPS5241029A (en) | 1975-09-25 | 1975-09-25 | Device for lifting and lowering blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11615575A JPS5241029A (en) | 1975-09-25 | 1975-09-25 | Device for lifting and lowering blackboard |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5241029A JPS5241029A (en) | 1977-03-30 |
| JPS5423620B2 true JPS5423620B2 (show.php) | 1979-08-15 |
Family
ID=14680119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11615575A Granted JPS5241029A (en) | 1975-09-25 | 1975-09-25 | Device for lifting and lowering blackboard |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5241029A (show.php) |
-
1975
- 1975-09-25 JP JP11615575A patent/JPS5241029A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5241029A (en) | 1977-03-30 |