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发明名称
TRAFFIC SIGNAL LAMP CAPABLE OF RESIDUAL SIGNALLING TIME DISPLAY
摘要
申请公布号
KR200190147(Y1)
申请公布日期
2000.08.01
申请号
KR19970014787U
申请日期
1997.06.18
申请人
SONG, JONG HYEON
发明人
SONG, JONG HYEON
分类号
G08G1/07;(IPC1-7):G08G1/07
主分类号
G08G1/07
代理机构
代理人
主权项
地址
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