제목 | EXPANDABLE DIGITAL PEST REPLLER | ||||
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분야 | 실용제품및기타발명 | 년도 | 2014 | ||
업체명 | CHI-YOUNG, SEO | 등록번호 | 10-1170827 | 등록일 | 2014-12-15 |
Digital Insect Repellant repels insects by generating 4 level ultrasound that repeats
stepping up and down in the frequency level from 5~50 KHz and this affects and drives away
even insects with immunity by creating unbearable ultrasound.
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