发明名称 |
Toothbrush having soft and hard bristles |
摘要 |
<p>Longer bristles (1) are located at both edges while shorter bristles (2) are located at the central portion. The bristles are generally in a semicircular form at their top portions when viewed from either side. A difference in length between the long and short bristles ranges from 2 to 4 mm.</p> |
申请公布号 |
EP1415572(A1) |
申请公布日期 |
2004.05.06 |
申请号 |
EP20030011144 |
申请日期 |
2003.05.23 |
申请人 |
CJ CORPORATION;KWEON, YOUNG JUN;KWON, SUNG WOOK |
发明人 |
CJ CORPORATION;KWEON, YOUNG JUN;KWON, SUNG WOOK |
分类号 |
A46B9/04;A46B9/06;A61C17/22;(IPC1-7):A46B9/04 |
主分类号 |
A46B9/04 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|