JPS6278497U - - Google Patents
Info
- Publication number
- JPS6278497U JPS6278497U JP17024485U JP17024485U JPS6278497U JP S6278497 U JPS6278497 U JP S6278497U JP 17024485 U JP17024485 U JP 17024485U JP 17024485 U JP17024485 U JP 17024485U JP S6278497 U JPS6278497 U JP S6278497U
- Authority
- JP
- Japan
- Prior art keywords
- blackboard
- eraser
- blackboard eraser
- rubbing
- erasing
- 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
- 230000003068 static effect Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17024485U JPS6278497U (OSRAM) | 1985-11-02 | 1985-11-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17024485U JPS6278497U (OSRAM) | 1985-11-02 | 1985-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6278497U true JPS6278497U (OSRAM) | 1987-05-19 |
Family
ID=31104793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17024485U Pending JPS6278497U (OSRAM) | 1985-11-02 | 1985-11-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6278497U (OSRAM) |
-
1985
- 1985-11-02 JP JP17024485U patent/JPS6278497U/ja active Pending
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