发明名称 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 EP1037584(B1) 申请公布日期 2009.04.01
申请号 EP19980963048 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
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