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EP 3 610 201 A1

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(43) Date of publication: 19.02.2020 Bulletin 2020/08 (21) Application number: 18801445.0 (22) Date of filing: 17.05.2018

(51) International Patent Classification (IPC):  F24F 1/00(2019.01) F24F 13/14(2006.01) F24F 6/00(2006.01) F24F 13/30(2006.01) F24F 3/16(2006.01) F24F 13/28(2006.01) (86) International application number: PCT/KR2018/005671 (87) International publication number: WO 2018/212609 (22.11.2018 Gazette 2018/47)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 18.05.2017 KR 20170061375 16.05.2018 KR 20180056127 (71) Applicant: Samsung Electronics Co., Ltd. Suwon-si, Gyeonggi-do 16677 (KR)

(72) Inventors: CHO, Sung-June Suwon-si Gyeonggi-do 16698 (KR) KIM, Kwon Jin Suwon-si Gyeonggi-do 16505 (KR) KIM, Sung Jae Seongnam-si Gyeonggi-do 13145 (KR) NA, Seon Uk Yongin-si Gyeonggi-do 17103 (KR) YUN, Yeon-seob Hwaseong-si Gyeonggi-do 18486 (KR) YUN, Young Uk Suwon-si Gyeonggi-do 16523 (KR) LEE, Kyeong Ae Suwon-si Gyeonggi-do 16697 (KR) LIM, Byung Han Suwon-si Gyeonggi-do 16690 (KR) HA, Jong Kweon Suwon-si Gyeonggi-do 16698 (KR) (74) Representative: Walaski, Jan Filip et al Venner Shipley LLP 200 Aldersgate London EC1A 4HD London EC1A 4HD (GB)