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公开(公告)号：KR102160056B1
公开(公告)日：2020-09-25
申请号：KR1020190077932
申请日：2019-06-28
Applicant: 세종대학교산학협력단
IPC: B29C64/209 , B29C64/295 , B29C48/86 , B29C48/30 , B29C64/393 , B29C48/40 , B33Y30/00 , B33Y80/00 , B33Y50/02
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