| 发明名称 |
Method and apparatus for manufacture of vent disc for baby bottle |
| 摘要 |
<p>The invention relates to a method of forming a plurality of perforations in a concavely curved domed portion (12) of a vent disc, which comprises:
forming the plurality of perforations along radii that form the concave curvature of the domed portion.</p> |
| 申请公布号 |
EP1985278(A2) |
申请公布日期 |
2008.10.29 |
| 申请号 |
EP20080012368 |
申请日期 |
1998.12.10 |
| 申请人 |
PLAYTEX PRODUCTS, INC. |
发明人 |
CHOMIK, RICHARD S.;CLARK, JOSEPH;MANGANIELLO, FRANCIS X. |
| 分类号 |
A61J9/04;A61J9/00;B26D7/06;B26F1/02;B26F1/24;F16K15/04 |
主分类号 |
A61J9/04 |
| 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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