JPS61148690U - - Google Patents
Info
- Publication number
- JPS61148690U JPS61148690U JP3207485U JP3207485U JPS61148690U JP S61148690 U JPS61148690 U JP S61148690U JP 3207485 U JP3207485 U JP 3207485U JP 3207485 U JP3207485 U JP 3207485U JP S61148690 U JPS61148690 U JP S61148690U
- Authority
- JP
- Japan
- Prior art keywords
- recess
- periphery
- back board
- blackboard wiper
- lid
- 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.)
- Pending
Links
- 238000004140 cleaning Methods 0.000 claims 1
- 239000004744 fabric Substances 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3207485U JPS61148690U (cs) | 1985-03-06 | 1985-03-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3207485U JPS61148690U (cs) | 1985-03-06 | 1985-03-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61148690U true JPS61148690U (cs) | 1986-09-13 |
Family
ID=30533251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3207485U Pending JPS61148690U (cs) | 1985-03-06 | 1985-03-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61148690U (cs) |
-
1985
- 1985-03-06 JP JP3207485U patent/JPS61148690U/ja active Pending