发明名称 |
Drinking straw has wider section near lower end which equalises pressure when drinking |
摘要 |
The drinking straw (1) has a wider section (2) near the lower end. This is of circular or oval cross-section.
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申请公布号 |
DE19961725(A1) |
申请公布日期 |
2001.06.28 |
申请号 |
DE19991061725 |
申请日期 |
1999.12.21 |
申请人 |
BARCHMANN, HOLGER |
发明人 |
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分类号 |
A47G21/18;(IPC1-7):A47G21/18 |
主分类号 |
A47G21/18 |
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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