| 发明名称 |
Device to facilitate the unscrewing of screw-caps or screw closures applied on bottles or containers |
| 摘要 |
Screw top bottle opener comprises flexible element which fits over top and allows extra manual force to be applied to it.
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| 申请公布号 |
EP0790191(A1) |
申请公布日期 |
1997.08.20 |
| 申请号 |
EP19970470005 |
申请日期 |
1997.02.14 |
| 申请人 |
WOJTKOWSKI, WALDEMAR |
发明人 |
WOJTKOWSKI, WALDEMAR;ENGEL, PASCAL |
| 分类号 |
B65D41/04;B67B7/18;(IPC1-7):B65D41/04 |
主分类号 |
B65D41/04 |
| 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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