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经营范围
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
代理机构
代理人
主权项
地址
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