INTERNATIONAL PATENT: ZANG, BAOHUA, 臧宝华, YANG, FAN, 杨帆, ZANG, HUIXIN, 臧蕙心 FILES APPLICATION FOR "HEAT RECOVERY VENTILATOR"

GENEVA, Nov. 9 -- ZANG, Baohua (Room 1902, 92 Tiyu Road, Siming DistrictXiamen, Fujian 361000), 臧宝华 (中国福建省厦门市思明区体育路92号1902室), YANG, Fan (668 Jimei Avenue, School of Mechanical and Electrical Engineering, Overseas Chinese UniversityXiamen, Fujian 361000), 杨帆 (中国福建省厦门市集美大道668号华侨大学机电学院), ZANG, Huixin (Room 1902, 92 Tiyu Road, Siming DistrictXiamen, Fujian 361000), 臧蕙心 (中国福建省厦门市&#...