发明名称 Drinking straw
摘要 An elongated metal straw provided with a plurality of perforations at one end which act as a filter against any particles in a liquid to be consumed when the inserted end is pressed vertically on the base of the drinking vessel.
申请公布号 US2004182461(A1) 申请公布日期 2004.09.23
申请号 US20040786433 申请日期 2004.02.27
申请人 MARGETSON DESMOND 发明人 MARGETSON DESMOND
分类号 A47G21/18;(IPC1-7):F16L9/00;E03B9/20 主分类号 A47G21/18
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