> 전시선정기술 > 2016
| 제목 | Needle wheel for skimmer | ||||
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| 분야 | 게임/스포츠/취미 | 년도 | 2014 | ||
| 업체명 | Lee jun sang | 등록번호 | 20-2013-0002326 | 등록일 | 2014-12-15 |
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This invention is about needle wheel for skimmer that is able to increase the efficiency of making bubbles.
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이전글
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APPARATUS AND METHOD FOR READING FOREIGN LANGUAGE |
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다음글
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System purifying sea water aquarium |
