제목 | Traffic light having the display for remaining time using photovoltaic energy | ||||
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분야 | 컴퓨터/소프트웨어/전자/전기/통신 | 년도 | 2014 | ||
업체명 | kim kyung sook | 등록번호 | 10-2014-0139383 | 등록일 | 2014-12-15 |
Eco-friendly traffic light have its own electricity using solar energy, To provide information on the replacement time of the signal to a driver's can easily identify the signal.
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이전글 | Circuit apparatus for transmitting power in home network |
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다음글 | Hot Water Supply Control Apparatus |