| 发明名称 |
Clean eraser |
| 摘要 |
|
| 申请公布号 |
KR20080001641(U) |
申请公布日期 |
2008.06.10 |
| 申请号 |
KR20060030969U |
申请日期 |
2006.12.04 |
| 申请人 |
|
发明人 |
|
| 分类号 |
B43L19/00 |
主分类号 |
B43L19/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
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