发明名称 VARIABLE INFORMATION SIGN
摘要 A variable information sign according to an embodiment of the present invention includes a case including an open hole which is formed on the front surface at a predetermined size; a light emitting diode (LED) module which is fixed to the open hole of the case and on which a plurality of the LED emitting the light from the front surface of the open hole is mounted at constant intervals; and an information sign board which is installed on the front surface of the LED module at constant intervals and rotates in the case.
申请公布号 KR101399469(B1) 申请公布日期 2014.05.28
申请号 KR20140012155 申请日期 2014.02.03
申请人 KOREA INSTITUTE OF CONSTRUCTION TECHNOLOGY 发明人 LEE, SUK KI;JEONG, JUN HWA
分类号 E01F9/00;G09F11/12 主分类号 E01F9/00
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