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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
|
출원번호 | US-0225834 (1994-04-11) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 60 인용 특허 : 0 |
A drinking cup having bottom and sidewalls which define a liquid holding cavity. The sidewalls include a plurality of vertical ribs which are formed therein with an open base disposed toward the liquid holding cavity. The ribs are present in sufficient numbers to assure that the surfaces of the ribs
A paper drinking cup of the type having a bottom wall and an elongate, open ended sidewall which defines an interior volume, the bottom wall is connected to a first end of the sidewall to define a liquid holding cavity, the improvement is characterized by: a sidewall formed from a blank having inwar
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