标题:
Mask frame assembly, method of manufacturing the same, and method of manufacturing organic light-emitting display apparatus
当前申请(专利权)人:
SAMSUNG DISPLAY CO., LTD.
发明人:
KO, JUNHYEUK | BAEK, DAEWON | LEE, EUNJI
简单同族:
KR1020160053240A | US20160126507A1 | US9790586