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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0224703 (1994-04-08) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 32 인용 특허 : 0 |
An opening tab for a closure wall of a container, such as a beverage container, where the opening tab is to be movable in a plane perpendicular to the surface of the closure wall to affect consistent breaking of a frangible seal and deflecting of a panel formed within the closure wall, creating an a
In combination with a thin sheet material closure wall of the container, an access opening formed in said closure wall, said access opening normally closed by a panel, said panel being defined by a frangible seal formed in said closure wall at a periphery of said panel, said frangible seal having a
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