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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0872337 (1992-04-23) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 7 인용 특허 : 0 |
A first vertical hollow cylinder is secured at an open lower end to the open end of the container. The first cylinder having a closed upper end with a small centrally disposed first opening therein and has a raised peripheral first lip. A curved vertical wall is secured to and extends upwardly from
A cap adapted to be secured to an open end of a container, said cap comprising: a first vertical hollow cylinder having an open lower end adapted to be secured to the open end of the container, the first cylinder having a closed upper end with a small centrally disposed first opening therein and has
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