| 发明名称 |
Stepped diameter bristles for a toothbrush |
| 摘要 |
The bristles have a stepped configuration with a top portion with a uniform diameter of approximately 0.005 inches, a middle portion with a uniform diameter of approximately 0.006 inches and a base portion having a uniform diameter of approximately 0.007 inches.
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| 申请公布号 |
US6732398(B2) |
申请公布日期 |
2004.05.11 |
| 申请号 |
US20010027697 |
申请日期 |
2001.12.20 |
| 申请人 |
KONINKLIJKE PHILIPS ELECTRONICS N.V. |
发明人 |
MCCONNELL THOMAS P. |
| 分类号 |
A46B9/04;A46D1/00;A46D1/05;A61C17/00;(IPC1-7):A46B15/00 |
主分类号 |
A46B9/04 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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