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Exhibitors Inventions

Seoul International Invention Fair
SIIF 는 전문적인경험과 지식을 가지고 있으며
성공적인 발명전시회를 개최할 수 있도록 노력하겠습니다.
Exhibitors inventions 게시글의 상세 화면
Title Dustless Blackboard
Department Products & Others Year 2014
Company YAN CHAI HOSPITAL LIM POR YEN SECONDARY SCHOOL Regist No Date 2014-12-15
When we clean the blackboard, the dust will be spread out in the air. This product can reduce the amount of the dust released into the environment and make all pupils healthy.
Exhibitors inventions 게시판의 이전글 다음글
이전글 Preview Mug Blender
이전글 Next Socks Together
SIIF 2020 Seoul International Ivention Fair 2020
Korea Intellectual Property Service Center 17F, 131 Teheran-ro, Gangnam-gu, Seoul, Republic of Korea 06133
TEL : +82-2-3459-2843 / 2924   EMAIL : siif@kipa.org