JPS57185591U - - Google Patents
Info
- Publication number
- JPS57185591U JPS57185591U JP7257581U JP7257581U JPS57185591U JP S57185591 U JPS57185591 U JP S57185591U JP 7257581 U JP7257581 U JP 7257581U JP 7257581 U JP7257581 U JP 7257581U JP S57185591 U JPS57185591 U JP S57185591U
- 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 |
|---|---|---|---|
| JP7257581U JPS63471Y2 (https=) | 1981-05-21 | 1981-05-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7257581U JPS63471Y2 (https=) | 1981-05-21 | 1981-05-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57185591U true JPS57185591U (https=) | 1982-11-25 |
| JPS63471Y2 JPS63471Y2 (https=) | 1988-01-07 |
Family
ID=29868359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7257581U Expired JPS63471Y2 (https=) | 1981-05-21 | 1981-05-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63471Y2 (https=) |
-
1981
- 1981-05-21 JP JP7257581U patent/JPS63471Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63471Y2 (https=) | 1988-01-07 |