Pan said: Because the teacher often asked them to hold a labeled file bag and put the corresponding books on it, he found that there was no ideal type of file bag in the market, so he decided to design it himself.
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A similar incident-the drowning self-help alarm invented by primary school students won a national patent?
"My invention is protected by China National Intellectual Property Administration!" Come on, Jiang Yan from Class 4 (3) of Foreign Language Primary School! In April, 2020, the drowning self-help alarm invented by her was patented in China National Intellectual Property Administration!
The invention of "self-rescue alarm for drowning" was unveiled at the 33rd Zhejiang Youth Science and Technology Competition, which won unanimous praise from experts and judges. After five rounds of defense, he was finally awarded the first prize. This is the highest award for young people's scientific and technological innovation in Zhejiang Province, and Jiang Yan is the youngest player in Dongyang to win this honor. What's more worth mentioning is that during the exhibition and exchange of this invention, many marine life-saving products companies expressed their intention to cooperate in development and production.
A new vision of the northern night-great! Pupils invented new schoolbags and won national patents. Netizen: Useful invention.