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公开(公告)号:KR101947280B1
公开(公告)日:2019-05-08
申请号:KR1020170118873
申请日:2017-09-15
Applicant: 한국교통대학교산학협력단
Inventor: 정호기 , 이연주
IPC: B60R21/34 , G08G1/16 , B60R21/00