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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0158454 (1993-11-29) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 77 인용 특허 : 0 |
The present invention is directed at a lid for a cup. The lid comprising a disc having a periphery, a first face and a second face. The disc is corrugated to form a series of concentric, receiving channels having an opening and walls. The receiving channels are spaced apart so that both the first fa
A lid for a cup, said lid comprises: a. a disc having a periphery, a first face and a second face, said disc is corrugated to form a series of concentric, receiving channels, each channel having an opening and walls, the openings alternate between said first face and said second face, said receiving
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