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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0579984 (1984-02-14) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 12 인용 특허 : 2 |
A water purification device has first and second like hollow elongated members adapted for detachable engagement with each other, and when engaged defining an elongated housing having a cylindrically shaped central section and opposite ends with small openings. A cylindrically shaped filter is dispo
A water filtration device comprising: first and second like hollow elongated members, each member having a small opening in one end and a large opening in the other end, the large openings in both members being adapted for detachable engagement with each other, said members when engaged defining an
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