4866 48 10 july 1982 The Office of Patents Administration, Republic of Korea Editor mixed material Korea The Office of Patents Administration, Republic of Korea 1982 WhatsApp_Image_2025-09-10_at_13.14.46.jpeg.jpeg july 1984 The Office of Patents Administration The Republic of Korea Editor mixed material Korea The Office of Patents Administration The Republic of Korea 1984 WhatsApp_Image_2025-09-10_at_13.18.02.jpeg.jpeg sep 1984 The Office of Patents Administration The Republic of Korea Editor mixed material Korea The Office of Patents Administration The Republic of Korea 1984 WhatsApp_Image_2025-09-10_at_13.21.27.jpeg.jpeg october 1986 The Office of Patents Administration The Republic of Korea Editor mixed material Korea The Office of Patents Administration The Republic of Korea 1986 WhatsApp_Image_2025-09-10_at_13.27.24.jpeg.jpeg june 1984 The Office of Patents Administration The Republic of Korea Editor mixed material Korea The Office of Patents Administration The Republic of Korea 1984 WhatsApp_Image_2025-09-10_at_13.28.23.jpeg.jpeg april 1987 The Office of Patents Administration The Republic of Korea Editor mixed material Korea The Office of Patents Administration The Republic of Korea 1987 WhatsApp_Image_2025-09-10_at_13.38.14.jpeg.jpeg WIPO ( World Intellectual Property Organization ) Primary Author mixed material Switzerland WIPO ( World Intellectual Property Organization ) 2014 WhatsApp_Image_2026-04-30_at_09.56.08.jpeg.jpeg april 1985 The Office of Patents Administration The Republic of Korea Editor mixed material The Office of Patents Administration The Republic of Korea 1985 WhatsApp_Image_2025-09-10_at_13.53.24.jpeg.jpeg november 1987 The Office of Patents Administration The Republic of Korea Editor mixed material Korea The Office of Patents Administration The Republic of Korea 1987 WhatsApp_Image_2025-09-10_at_13.54.17.jpeg.jpeg july 1987 The Office of Patents Administration The Republic of Korea Editor mixed material Korea The Office of Patents Administration The Republic of Korea 1987 WhatsApp_Image_2025-09-10_at_13.59.11.jpeg.jpeg