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Regarding the uninterrupted power supply of plugs in terms of energy savings, a lot of topics are talked about in the town. Actually there are a lot of cases that plugs are bothersome to be unplugged or plugs are left in their plugged condition for they being located at a hard place to be unplugged. Therefore, I was motivated to design a plug that can be unplugged with ease and a simple principle.
changwon national university
changwon, South Korea
lee duck sang
gyeongnam changwon city, South Korea
kong hye chin yang yoon sun