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公开(公告)号：KR102012655B1
公开(公告)日：2019-08-21
申请号：KR1020180146430
申请日：2018-11-23
Applicant: 한국교통대학교산학협력단
IPC: C04B28/00 , C04B111/28 , C04B111/72
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