申请人 |
DUKSAN HIGH METAL CO., LTD.;PARK, JUNGHWAN;KIM, DAESUNG;KIM, KIWON;PARK, YONGWOOK;JUNG, HWASOON;BYUN, JIHUN;PARK, JEONGKEUN;CHOI, DAEHYUK;KIM, DONGHA |
发明人 |
PARK, JUNGHWAN;KIM, DAESUNG;KIM, KIWON;PARK, YONGWOOK;JUNG, HWASOON;BYUN, JIHUN;PARK, JEONGKEUN;CHOI, DAEHYUK;KIM, DONGHA |