JPS63170191U - - Google Patents
Info
- Publication number
- JPS63170191U JPS63170191U JP6178687U JP6178687U JPS63170191U JP S63170191 U JPS63170191 U JP S63170191U JP 6178687 U JP6178687 U JP 6178687U JP 6178687 U JP6178687 U JP 6178687U JP S63170191 U JPS63170191 U JP S63170191U
- Authority
- JP
- Japan
- Prior art keywords
- buff
- electronic blackboard
- cleaner
- cleaner roller
- utility
- 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
- 239000012528 membrane Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6178687U JPS63170191U (ref) | 1987-04-23 | 1987-04-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6178687U JPS63170191U (ref) | 1987-04-23 | 1987-04-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63170191U true JPS63170191U (ref) | 1988-11-07 |
Family
ID=30895438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6178687U Pending JPS63170191U (ref) | 1987-04-23 | 1987-04-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63170191U (ref) |
-
1987
- 1987-04-23 JP JP6178687U patent/JPS63170191U/ja active Pending
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